Modley, R., & Myers, W. R. (1976). Handbook of pictorial symbols: 3, 250 examples from international sources. New York: Dover Publications.
Chicago Style CitationModley, Rudolf, and William R. Myers. Handbook of Pictorial Symbols: 3, 250 Examples From International Sources. New York: Dover Publications, 1976.
MLA CitationModley, Rudolf, and William R. Myers. Handbook of Pictorial Symbols: 3, 250 Examples From International Sources. New York: Dover Publications, 1976.
Warning: These citations may not always be 100% accurate.