Angeles, Peter A., author
Barnes and Nobles, 1981
Buku Referensi
edited by Dagobert D. Runes
Littlefield, Adam & Co., 1963
Buku Referensi
Lacey, A. R. (Alan Robert), author
Routledge, 1986
Buku Referensi
Lacey, A. R. (Alan Robert), author
Routledge, 1996
Buku Referensi
Mautner, Thomas, author
Penguin Book, 2005
Buku Referensi