Alexander, Renee R., author
Wiley-Liss, 1992
Buku Teks
Rafelson, Max E.
Macmillan Publishing Company, 1980
Buku Teks
Brachet, Jean
Academic press, 1957
Buku Teks
editor, A.E. Pegg
Portland Press, 1995
Buku Referensi
Pegg, A.E.
Portland Press, 1994
Buku Referensi