Uvarov, E.B., author
Penguin, 1978
Buku Referensi
edited by Christopher Morris
Academic Press, 1992
Buku Referensi
Sybil P. Parker, editor in chief
McGraw-Hill, 1984
Buku Referensi
Sliosberg, A., author
Elsevier, 1968
Buku Referensi
New York: McGraw-Hill, 2002,
Buku Teks