APA (7th ed.) Citation

Armstrong, D. M. (1961). Perception and the physical world. Routledge & K. Paul ; Humanities press.

Chicago Style (17th ed.) Citation

Armstrong, David Malet. Perception and the Physical World. London : New York: Routledge & K. Paul ; Humanities press, 1961.

MLA (9th ed.) Citation

Armstrong, David Malet. Perception and the Physical World. Routledge & K. Paul ; Humanities press, 1961.

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