Eckenfelder, William Wesley, 1926-, author
McGraw-Hill, 1989
Buku Teks
Beach, David P., author
Prentice-Hall, 1990
Buku Teks
Sage Publications, 2001
Buku Teks
CRC Press, Taylor & Francis Group, 2011
Buku Referensi
Rossnagel, W. E., author
McGraw-Hill, 1964
Buku Referensi