APA (7th ed.) Citation

Chapel, C. E., & Chapel, C. E. (1970). The gun collector's handbook of values (9th rev. ed.). Coward-McCann.

Chicago Style (17th ed.) Citation

Chapel, Charles Edward, and Charles Edward Chapel. The Gun Collector's Handbook of Values. 9th rev. ed. New York: Coward-McCann, 1970.

MLA (9th ed.) Citation

Chapel, Charles Edward, and Charles Edward Chapel. The Gun Collector's Handbook of Values. 9th rev. ed. Coward-McCann, 1970.