Osgood, Cornelius
The University of Arizona Press, 1975
Buku Teks
Aji Pribadi Henoch, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2010
UI - Skripsi (Open)
Cottrell, Robert, author
John Murray , 1993
Buku Teks
Osgood, Cornelius
The University of Arizona Press, 1975
Buku Teks
Hicks, George L., author
Ubiters' & Publishers, 1989
Buku Teks