Cox, Dennis P., author
W. H. Freeman, 1965
Buku Teks
Smith, Genevieve Love, author
Delmar Publishers, 1991
Buku Teks
Edwards, James Don, author
R. D. Irwin, 1967
Buku Teks
Davis, Thomas A., author
McGraw-Hill, 1967
Buku Teks
Edwards, James Don, author
Richard D. Irwin, 1968
Buku Teks