editor, A. Dale Timpe; translator, Susanto Budidharmo
Elex Media Komputindo, 1991
Buku Referensi
Treacy, Declan
Megapoin, 1993
Buku Teks
Spillane, James J.
Kanisius, 2003
Buku Teks
Yulianti Yulia
Fakultas Kesehatan Masyarakat Universitas Indonesia, 1996
UI - Tesis (Membership)
Mancini, Marc
McGraw-Hill, 2003
Buku Teks