Stevenson, Deborah, author
Open University Press, 2003
Buku Teks
Hall, Bradford J., author
Routledge, Taylor & Francis Group, 2018
Buku Teks
by Larry A. Samovar, Richard E Porter, Edwin R McDaniel, Carolyn S Roy
Wadsworth and Cengage Learning, 2013
Buku Teks
edited by Margaret Mead and Martha Wolfenstein
The University of Chicago Press , 1955
Buku Teks
Danesi, Marcel, 1946-, author
Indiana University Press, 1999
Buku Teks