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2020:Marketing Communications LLC, 2015
Buku Teks
Davis, Martyn P.
Business Publications Limited, 1967
Buku Teks
Surmanek, Jim, author
NTC Business Books, 1989
Buku Teks
Tri Dhiah Cahyowati Sunardjo, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 1996
UI - Tesis (Membership)
Davis, Martyn P.
Business Books, 1985
Buku Teks