Author
National Institute of Education (U.S.)
104
Foreign Service Institute (U.S.)
94
United States Postal Service
92
JSTOR
62
ERIC Clearinghouse on Languages and Linguistics
50
United States. Office of Personnel Management
45
Center for Applied Linguistics
42
Pennsylvania. General Assembly. Legislative Budget and Finance Committee
41
Library of Congress
40
Cather, Willa, 1873-1947
39
Educational Resources Information Center (U.S.)
36
Gotham Book Mart Collection (University of Pennsylvania)
32
Morris, Wright, 1910-1998
30
National Clearinghouse for Bilingual Education
27
Shakespeare, William, 1564-1616
26
Simms, William Gilmore, 1806-1870
26
Caroline F. Schimmel Collection of Women in the American Wilderness (University of Pennsylvania)
25
United States. Office of Management and Budget
25
Gertrude Clarke Whittall Poetry and Literature Fund
24
Peace Corps (U.S.)
22
Southwest Educational Development Laboratory
22
United States. Office of Educational Research and Improvement
21
United States. Department of Education
20
National Center for Education Statistics
19
Pennsylvania. Department of Education
19
United States. Office of Education
19
National Foreign Assessment Center (U.S.)
17
Pennsylvania. Department of Environmental Resources
16
InterAmerica Research Associates
15
Pennsylvania. Department of Revenue
15
United States Commission on Civil Rights
15
United States. Office of Bilingual Education and Minority Languages Affairs
15
Baker, David, 1954-
14
United States. Office of National Drug Control Policy
14
University of California, Berkeley. Center for the Study of Writing
14
Guilds, John Caldwell, 1924-
13
Stevick, Earl W.
13
Walker, Mildred, 1905-1998
13
ERIC Clearinghouse on Reading and Communication Skills
12
Grant, Barry Keith, 1947-
12
National Assessment of Educational Progress (Project)
12
Neihardt, John G., 1881-1973
12
Ortiz, Simon J., 1941-
12
Rouben Mamoulian Collection (Library of Congress)
12
Bolt, Beranek, and Newman, inc
11
Carnegie Mellon University. Center for the Study of Writing
11
Ciardi, John, 1916-1986
11
United States. Congress. Commission on Security and Cooperation in Europe
11
United States. President
11
University of Illinois at Urbana-Champaign. Center for the Study of Reading
11
more ...