Muhammad Aji Winata, author
Fakultas Psikologi Universitas Indonesia, 2018
UI - Skripsi Membership
Freedman, Paul, author
Public Affairs Press, 1950
Buku Teks
Fortune
McGraw-Hill, 1956
Buku Teks
Crocker, Linda M., author
Holt, Rinehart, and Winston, 1986
Buku Teks
Roid, Galeh H.
Academic Press, 1982
Buku Teks