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Fakultas Psikologi Universitas Indonesia, 1999
UI - Skripsi Membership
Zulda Meiri Ara, author
Fakultas Psikologi Universitas Indonesia, 1998
UI - Skripsi Membership
Tiel, Julia Maria van, author
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Buku Teks
Hurlock, Elizabeth Bergner, 1898-, author
Erlangga , 1995
Buku Teks
Soetanto Soepiadhy, author
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Buku Teks