Stoner, Marilyn Smint, author
Philalelphia : JB Lippincott , 1999
Buku Teks
Verlinden, Jay, author
Wadsworth/Thomson Learning, 2005
Buku Teks
Bandman, Elsie L., author
Appleton & Lange, 1995
Buku Teks
Hammond, Eugene R., author
McGraw-Hill, 1989
Buku Teks
Jackson, Debra, author
Wadsworth and Cengage Learning, 2012
Buku Teks