Artikel Jurnal
Chichester, West Sussex, England ; New York Wiley c1992,
Buku Teks
edited by Ralph J. Diclemente, William B. Hansen, Lynn E. Ponton
Plenum Press, 1996
Buku Referensi
Indah Mutiara Artifa, author
2018
UI - Skripsi (Membership)
Niken Hayu Wulandari, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2018
UI - Skripsi (Membership)