APA Edition Citation

Held, R., & Richards, W. (1976). Recent progress in perception : readings from Scientific American: Readings from Scientific American. W. H. Freeman.

Chicago Edition Citation

Held, Richard, and Whitman Richards. Recent Progress in Perception : Readings from Scientific American: Readings from Scientific American. San Francisco: W. H. Freeman, 1976.

MLA Edition Citation

Held, Richard, and Whitman Richards. Recent Progress in Perception : Readings from Scientific American: Readings from Scientific American. W. H. Freeman, 1976.