Machover, Karen Alper
C. C. Thomas, 1949
Buku Teks
edited by Rom Harre
Basil Blackwell, 1976
Buku Teks
Feist, Jess
McGraw Hil , 2013
Buku Teks
Schultz, Duane P.
Cengage Learning, 2017
Buku Teks
Hall, Calvin Springer, 1909-1985
John Wiley & Sons, 1998
Buku Teks