Allan B. I. Bernardo; Cecilia Gastardo- Conaco; Maria Emma Concepcion Liwag, editor
Kyoyook-Kwaha-Sa Publishing Company, 2007
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Adelia Dwi Syafina, author
Fakultas Psikologi Universitas Indonesia, 2018
UI - Skripsi (Membership)
Anggis Laras Damayanti, author
2019
UI - Skripsi (Membership)
Victoria University of Wellington, 2007
Buku Teks
DeLamater, John D., author
Colorado Westview Press, 2014
Buku Teks