Bohlin, Lisa, author
McGraw-Hill, 2012
Buku Referensi
Ellis, Janice Rider, author
Lippincott Williams & Wilkins, 2007
Buku Teks
Myers, David G., author
Worth Publishers, 2001
Buku Teks
Hartley, B., author
Chapman and Hall, 1992
Buku Teks
Ellis, Janice Rider, author
J.B. Lippincott, 2007
Buku Teks