Author
Harvard University Graduate School of Education
231
Educational Resources Information Center (U.S.)
207
SpringerLink (Online service)
204
ebrary, Inc
189
James Hosmer Penniman Book Fund
187
National Institute of Education (U.S.)
146
American Association of School Administrators
130
Organisation for Economic Co-operation and Development
96
United States Office of Education
91
ProQuest (Firm)
83
United States Office of Educational Research and Improvement
74
Stanford University School of Education
70
ERIC Clearinghouse on Educational Management
62
National Association of Secondary School Principals (U.S.)
61
National Center for Education Statistics
52
United States Bureau of Education
46
Fullan, Michael
45
Sergiovanni, Thomas J
40
Association for Supervision and Curriculum Development
39
University Council for Educational Administration
37
Rand Corporation
36
EBSCOhost
35
English, Fenwick W
35
ProQuest ebook central
35
North Carolina School Planning
34
United States Department of Education
33
University of the State of New York Office of Audit Services
33
Educational Research Service (Arlington, Va.)
32
International Institute for Educational Planning
31
National Institute of Educational Planning and Administration (India)
31
Cubberley, Ellwood P., 1868-1941
30
Oregon School Study Council
30
North Carolina Department of Public Instruction
29
Hoy, Wayne K
28
Murphy, Joseph, 1949-
28
Campbell, Roald F (Roald Fay), 1905-1988
27
Leithwood, Kenneth A
27
Boston (Mass.) School Committee
26
Kowalski, Theodore J
26
Taylor & Francis eBooks
26
California State Department of Education
25
Beach, Fred Francis, 1905-
24
Reavis, William C (William Claude), 1881-1955
24
Strayer, George D (George Drayton), 1876-1962
24
University of Oregon Center for the Advanced Study of Educational Administration
24
American Association of Collegiate Registrars and Admissions Officers International Education Activities Group
22
Caldwell, Brian
22
De Gruyter
22
Deal, Terrence E
22
Deffenbaugh, W. S (Walter Sylvanus), 1872-
22
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