edited by Hening Cohen
Basic Books, 1969
Buku Teks
edited by Hennig Cohen
Basic Book, 1969
Buku Teks
Niles, Olive S.
Georgia Scott 1984
Buku Teks
John Redmon
Blackwell Science, 1999
Buku Teks
Tyler G. Hicks, editor ; S. David Hicks, coordinating editor
McGraw-Hill , 2007
Buku Referensi