APA (7th ed.) Citation

Rudolf Modley & William R. Myers. (1976). Handbook of pictorial symbols: 3,250 examples from international sources. Dover Publications.

Chicago Style (17th ed.) Citation

Rudolf Modley and William R. Myers. Handbook of Pictorial Symbols: 3,250 Examples from International Sources. New York: Dover Publications, 1976.

MLA (9th ed.) Citation

Rudolf Modley and William R. Myers. Handbook of Pictorial Symbols: 3,250 Examples from International Sources. Dover Publications, 1976.

Warning: These citations may not always be 100% accurate.