edited by Donald G. Fink, H. Wayne Beaty
McGraw-Hill, 1993
Buku Referensi
Traister, John E., author
Reston Publishing Company, 1978
Buku Referensi
Thompson, F.G.
Longman Scientific & Technical, 1992
Buku Teks
Thompson, F.G.
Longmans, Green and Co, Ltd., 1968
Buku Teks
Thompson, F.G.
Longman Scientific and Technical, 1992
Buku Teks