Stauffer, Todd
IDG Books, 2000
Buku Teks
Keup, Erwin J.
Entrepreneur Press, 2003
Buku Teks
Duchet-Suchaux, Gaston
Flammarion, 1994
Buku Referensi
Buck, Pearl Sydenstricker, 1892-1973
A. Signet Book, 1971
Buku Teks
Beranbaum, Rose Levy
W.W. Norton, 2003
Buku Teks