Buchbinder, Sharon B., author
Jones and Bartlett Learning, 2014
Buku Teks
Clewer, Ann, author
Pearson Education, 1998
Buku Teks
edited by Steven Spirn and David W. Benfer
Aspen Systems Corporation, 1982
Buku Teks
Reamer, Frederic G., author
Columbia University Press, 1999
Buku Teks
Fisher, Colin, author
Pearson Education, 2013
Buku Teks