Ross, Martin J., author
A Fawcett Crest Book, 1975
Buku Teks
Ross, Martin J., author
A Fawcett Crest Book, 1967
Buku Teks
Crone, Tom
Focal Press, 1995
Buku Teks
Hoskyn, Maureen, author
Oxford University Press, 2017
eBooks
Munde, Gail, author
Neal-Schuman, 2013
Buku Teks