Uvarov, E.B., author
Penguin, 1978
Buku Referensi
Sybil P. Parker, editor in chief
McGraw-Hill, 1994
Buku Referensi
Sybil P. Parker, editor in chief
McGraw-Hill, 1984
Buku Referensi
Sybil P. Parker, editor in chief
McGraw-Hill, 1989
Buku Referensi
Kuhn, Thomas S., author
Remaja Rosdakarya, 1993
Buku Teks