Kirkpatrick, Larry D.
Thomson, Brooks, 2007
Buku Teks
Bueche, Frederick J.
McGraw-Hill, 1981
Buku Teks
Kirkpatrick, Larry D.
Brooks/Cole Cengage Learning, 2010
Buku Teks
Houghton, John Theodore
Cambridge University Press, 1986
Buku Teks
Jewett, John W.
Harcourt College Publisher, 2001
Buku Teks