Binta Fitri Armina, author
Universitas Indonesia, 2008
UI - Skripsi (Open)
Karsiyati, author
2012
UI - Skripsi (Open)
Compton, William C., author
Wadsworth and Cengage Learning, 2013
Buku Teks
Hefferon, Kate, author
McGraw-Hill, 2011
Buku Teks
Snyder, Charles R., author
Sage , 2007
Buku Teks