Kumar, Hajira
Gitanjali Publishing House, 1988
Buku Teks
Korten, David C., author
Kumarian Press, 1990
Buku Teks
Bock, Edwin A.
Public Administration Clearing House , 1954
Buku Teks
Adilla Anggraeni, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Disertasi (Membership)
Johnson, Norman, author
Martin Robertson, 1981
Buku Teks