Brownlee, E. Richard
McGraw-Hill, 2001
Buku Teks
Brownlee, E. Richard
Irwin, 1998
Buku Teks
Chatov, Robert
Free Press, 1975
Buku Teks
Johnson, Hazel J.
McGraw-Hill, 1993
Buku Teks
Marion, J. Peter
Bureau of Science and Technology United States Agency for International Development , 1987
Buku Teks