APA (7th ed.) Citation

Wittkower, R. (1977). Sculpture: Processes and principles. Harper & Row, Publishers, Inc.

Chicago Style (17th ed.) Citation

Wittkower, Rudolf. Sculpture: Processes and Principles. New York, N.Y: Harper & Row, Publishers, Inc, 1977.

MLA (9th ed.) Citation

Wittkower, Rudolf. Sculpture: Processes and Principles. Harper & Row, Publishers, Inc, 1977.