Needham, C.D., author
Andre Deutsch, 1974
Buku Teks
Rowley, J.E., author
Ashgate, 1992
Buku Teks
Lazarinis, Fotis, author
Chandos, 2015
eBooks
Fea, Valerie
Wiltshire Library & Museum Service, 1979
Buku Referensi
Joudrey, Daniel N., author
Libraries Unlimited, 2015
Buku Teks