Borg, Walter R.
Educational research: an introduction / Walter R. Borg
David Mc Kay Co., 1963
 Buku Teks
Mouly, George J.
The Science of educational research / George J. Mouly
American Book, 1963
 Buku Teks
Encyclopedia of educational research : fifth edition, volume 4
Harold E. Mitzel, editor-in-chief
Free Press, 1993
 Buku Referensi
Encyclopedia of educational research : sixth edition, volume 2
Marvin C. Alkin, editor-in-chief
MacMillan Library Reference USA, 1992
 Buku Referensi
Encyclopedia of educational research : sixth edition, volume 4
Marvin C. Alkin, editor-in-chief
MacMillan Library Reference USA, 1992
 Buku Referensi
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