Schick, Theodore
McGraw-Hill , 1998
Buku Teks
Hall, Harrison
Wadsworth, 1986
Buku Teks
edited by James A. Gould
Merril Publishing, 1989
Buku Referensi
Heshey, John, 1914-1993, author
McGraw-Hill, 2012
Buku Teks
Inu Kencana Syafiie, author
OPT Refika Aditama, 2004
Buku Teks