Anderson, Joseph L., author
Charles E. Tuttle, 1965
Buku Teks
edited by Robert W. Landee, Donovan C. Davis, Albert P. Albrecht
McGraw-Hill, 1977
Buku Referensi
Bohlman, K. J.
Dickson Price Publishers, 1987
Buku Teks
Maddock, R. J.
Longman Scientific & Technical, 1988
Buku Teks
Lang, Tran Tien, author
John Wiley & Sons, 1987
Buku Teks