edited by S. Robert Hernandez, Stephen J.O.Connor
Delmar/Cengage Learning, 2010
Buku Teks
Borkowski, Nancy, author
Jones and Bartlett, 2011
Buku Teks
Fraser, Lorraine P., author
Appleton-Century-Crofts , 1984
Buku Teks
Mosley, Donald C., author
South-Western Publishing, 1985
Buku Teks
Borkowski, Nancy, author
Jones & Bartlett Learning, 2016
Buku Teks