Harsja W. Bachtiar, 1934-
Lembaga Ekonomi dan Kemasyarakatan Nasional (LEKNAS), 1973
Buku Klasik
Coombs, Philip H.
International Institute for Educational Planning Unesco, 1970
Buku Teks
Hancock, Alan, 1965-
Longman, 1977
Buku Teks
Kaufman, Roger A.
Prentice-Hall, 1972
Buku Teks
Harbison, Frederick Harris
International Institute for Educational Planning Unesco , 1967
Buku Teks