Kolars, John F., author
McGraw-Hill, 1974
Buku Teks
Pocock, Douglas
Macmillan, 1978
Buku Teks
Mercer, Charles, author
Penguin Books, 1975
Buku Teks
Gallion, Arthur B., author
D. Van Nostrand, 1975
Buku Teks
edited by D. T. Herbert and R. J. Johnston
John Wiley & Sons, 1981
Buku Teks