Lewis, Barry
Wadsworth and Cengage Learning, 2013
Buku Teks
France, Diane L
Cengage Learning, 2018
Buku Teks
Stein, Philip L.
McGraw-Hill, 1982
Buku Teks
Nelson, Harry
West Publishing, 1988
Buku Teks
Jurmain, Robert
Wadsworth and Cengage Learning, 2013
Buku Teks