Maser, Chris, author
St. Lucie Press, 1994
Buku Teks
Beaton, Charles R., author
CRC Press, 2012
Buku Teks
Sharp, David, author
Bay Books, 1984
Buku Referensi
Kennish, Michael J., author
CRC Press, 1991
Buku Teks
edited by Otoo Kinne
Wiley-Interscience, 1978
Buku Teks