Snyder, Llewellyn R.
McGraw-Hill, 1968
Buku Teks
Marer, Fred, author
Little, Brown, 1960
Buku Teks
Peterson, John A., author
John Wiley & Sons, 1963
Buku Teks
Peterson, John A., author
John Wiley & Sons, 1967
Buku Teks
Gershon J. Shugar ... [and others]
Glencoe Press, 1977
Buku Teks