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Buku Teks
edited by Ralph J. Diclemente, William B. Hansen, Lynn E. Ponton
Plenum Press, 1996
Buku Referensi
Indah Mutiara Artifa
2018
UI - Skripsi (Membership)
Niken Hayu Wulandari
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2018
UI - Skripsi (Membership)
Marina Annisamulya
2017
UI - Skripsi (Membership)