Khodijah Salimah, author
2016
UI - Skripsi (Membership)
Fhardian Putra, author
Fakultas Psikologi Universitas Indonesia, 2014
UI - Tesis (Membership)
Rogers, Bill, author
Grasindo, 2004
Buku Teks
Rooijakkers, Ad., author
Grasindo, 2008
Buku Teks
Rooijakkers, Ad., author
Gramedia, 1989, 1991, 1980
Buku Teks