O`Connor-Fleming, Mary Louise, author
Allen & Unwin, 2001
Buku Teks
SAGE , 2007
Buku Teks
Maya Rom Korin, author
Springer, 2018
Buku Teks
Cottrell, Randall R., author
Pearson, 2014
Buku Teks
by Randall R. Cottrell, James T. Girvan, Denise M. Seabert, Caile Spear, James F. McKenzie
Pearson Education, 2018
Buku Teks