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American National Standards Institute
698
Institute of Electrical and Electronics Engineers
437
International Organization for Standardization
290
IEEE Standards Board
206
IEEE-SA Standards Board
182
World Health Organization
127
United States. Environmental Protection Agency. Office of Water Regulations and Standards. Criteria & Standards Division
122
Joint FAO/WHO Codex Alimentarius Commission
115
American Society of Civil Engineers
109
Food and Agriculture Organization of the United Nations
99
ProQuest Ebook Subscriptions
97
Joint FAO/WHO Food Standards Programme
94
Books24x7, Inc
92
National Institute of Standards and Technology (U.S.)
86
American Society for Testing and Materials
78
ProQuest (Firm)
77
American Society of Mechanical Engineers
69
Underwriters' Laboratories
69
United States. Environmental Protection Agency. Effluent Guidelines Division
68
IEEE Computer Society. LAN/MAN Standards Committee
60
Society of Automotive Engineers
60
Electronic Industries Association. Engineering Department
59
IEEE Computer Society. Technical Committee on Computer Communications
50
International Electrotechnical Commission
45
United States. Environmental Protection Agency. Office of Air Quality Planning and Standards
42
American Society of Heating, Refrigerating and Air-Conditioning Engineers
41
Corvallis Environmental Research Laboratory
39
United States. Environmental Protection Agency. Environmental Criteria and Assessment Office (Cincinnati, Ohio)
39
United States of America Standards Institute
36
United States. Environmental Protection Agency
36
National Fire Protection Association
35
United States. National Bureau of Standards
35
IEEE Power Engineering Society. Switchgear Committee
34
International Code Council
34
American Water Works Association
33
SpringerLink (Online service)
32
ASTM International
31
United States. Environmental Protection Agency. Emission Standards and Engineering Division
31
United States. General Accounting Office
30
American Concrete Institute
29
American Society of Mechanical Engineers. Pressure Vessels and Piping Division
29
United States. Environmental Protection Agency. Office of Water
29
American Association of State Highway and Transportation Officials
28
IEEE Power Engineering Society. Nuclear Power Engineering Committee
28
United States. Federal Aviation Administration
27
National Institute of Justice (U.S.)
25
Safari Books Online
25
American Petroleum Institute
24
American Institute of Architects
23
IEEE Power Engineering Society. Transformers Committee
23
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