Fakultas Psikologi Universitas Indonesia, 1990
UI - Skripsi (Membership)
Fatmariza, author
Universitas Indonesia, 2012
UI - Disertasi (Membership)
Margareth Edith, author
Fakultas Psikologi Universitas Indonesia, 1991
UI - Skripsi (Membership)
edited by Robert R. Lewis
Prentice-Hall, 1981
Buku Teks
Hutasuhut, Saskia Fenna Sari, author
Fakultas Psikologi Universitas Indonesia, 2018
UI - Skripsi (Membership)