King, Peter, author
Hodder & Stoughton, 1986
Buku Referensi
Girard, Denis
Cassell , 1981
Buku Referensi
King, Peter, author
Hodder & Stoughton, 1992
Buku Referensi
Andrews, Edmund, author
Chicago Academy of Sciences, 1944
Buku Referensi
compiled by Howard P. McKaughan, Batua A. Macaraya
University of Hawaii Press, 1967
Buku Referensi