Dubin, Fred S., author
McGraw-Hill, 1978
Buku Teks
edited by Donald Watson
McGraw-Hill , 1979
Buku Teks
Roytman, M. Ya
New Delhi: Amerind, 1975
Buku Teks
Levin, Arthur H., author
Builder's Book, 1999
Buku Teks
Frederick S. Merritt and Jonathan T. Ricketts, editor
McGraw-Hill, Inc, 1994
Buku Referensi