Hays, William L. (William Lee), 1926-1995, author
Holt, Rinehart and Winston, 1971
Buku Teks
Hinton, Perry R., author
Routledge, 2004
Buku Teks
Navidi, William Cyrus
NY McGraw-Hill Education, 2014
Buku Teks
Ullman, Neil R., author
John Wiley & Sons, 1978
Buku Teks
Kuebler, Roy R., author
John Wiley & Sons, 1976
Buku Teks