Bill Gottlieb, Susan G. Berg, Patricia Fisher, Doug Dollemore, Mark Giuliucci, Jennifer Haigh, Sid Kirchheimer, Jean Callahan
Bantam Books, 1997
Buku Teks SO
Dossey, Barbara Montgomery
J.B. Lippincott, 1992
Buku Teks SO
Barasch, Marc Ian
Penguin , 1995
Buku Teks SO
Ballentine, Rudolph
Rider, 1999
Buku Teks SO
Geddes & Grosset
Geddes & Grosset, 1997
Buku Teks SO