edited by Edward C. Bursk and John F. Chapman
New American Library, 1964
Buku Teks
Lovelock, Christopher H., author
Prentice-Hall, 2005
Buku Teks
Heidingsfield, Myron S.
Mass Allyn and Bacon , 1968
Buku Teks
Rapp, Stan, author
McGraw-Hill , 1987
Buku Teks
Dwyer, F. Robert, author
McGraw-Hill, 2002
Buku Teks