APA (7th ed.) Citation

Escher, G. A. (1986). M. C. Escher at work.

Chicago Style (17th ed.) Citation

Escher, George A. M. C. Escher at Work. 1986.

MLA (9th ed.) Citation

Escher, George A. M. C. Escher at Work. 1986.

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