by Susan Welch, John Gruhl, John Comer and Susan M. Rigdon
Wadsworth/Cengage learning, 2010
Buku Teks
OConnor, Karen, author
Addison Wesley Longman, 2001
Buku Teks
Sayre, Wallace S., author
Barnes & Noble, 1964
Buku Teks
Posey, Rollin Bennett, author
Littlefield, Adam, 1958
Buku Teks
by Susan Welch ... [and others]
Thomson, 2006
Buku Teks