Hinkle, Dennis E., author
Houghton Mifflin, 2003
Buku Teks
Gravetter, Frederick J., author
Cengage Learning, 2017
Buku Teks
Gravetter, Frederick J., author
Thomson Learning, 2000
Buku Teks
Gravetter, Frederick J., author
Wadsworth/Thomson Learning, 2004
Buku Teks
Dixon, Wilfrid J. (Wilfrid Joseph), author
McGraw-Hill , 1983
Buku Teks