Cross, R. (1943). Raphael's famous key to astrology (New 4th ed.). David McKay Co..
Citación estilo ChicagoCross, Robert. Raphael's Famous Key to Astrology. New 4th ed. Philadelphia: David McKay Co., 1943.
Cita MLACross, Robert. Raphael's Famous Key to Astrology. New 4th ed. David McKay Co., 1943.
Warning: These citations may not always be 100% accurate.