MacKenzie, Raewyn
Sheldon Press , 1985
Buku Teks
Nurmalia Ermi, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2018
UI - Tesis (Membership)
Ali Baziad, author
Yayasan Bina Pustaka Sarwono P, 2003
Buku Teks
Wilson, Robert C. D., author
Which? Books, 1992
Buku Referensi
Ichramsjah A. Rachman, author
UI-Press, 2004
UI - Pidato