prepared by 142 specialists ; Douglas M. Considine, editor-in-chief
McGraw-Hill, 1996
Buku Referensi
Thumann, Albert
CRC Press, Taylor & Francis, 2010
Buku Referensi
Doty, Steve
CRC Press, Taylor & Francis Group, 2009
Buku Referensi
Hicks, Tyler Gregory, 1921-
McGraw-Hill, 2012
Buku Teks
Meyers, Robert A.
John Wiley & Sons, 1983
Buku Referensi