Moe, Dean
Christian symbols handbook : commentary & patterns for traditional and contemporary symbols
Augsburg Publishing House, 1985
 Buku Referensi
Eberhard, Wolfram, 1909-1989
A dictionary of Chinese symbols: hidden symbols in Chinese life and thought
St Edmundsbury Press, 1996
 Buku Teks
The Herder dictionary of symbols: symbols from art, archaeology, mythology, literature, and religion
Chiron Publications, 1993
 Buku Referensi
Myths and symbols: studies in honor of Mircea Eliade / edited by Joseph M. Kitagawa and Charles H. Long with the collaboration of Jerald C. Brauer and Marsall G.S. Hodgson
edited by Joseph M. Kitagawa and Charles H. Long with the collaboration of Jerald C. Brauer and Marsall G.S. Hodgson
University of Chicago Press, 1971
 Buku Teks SO
Clark, Mary E.
Contemporary biology : concepts and implications
W.B. Saunders, 1973
 Buku Teks