APA (7th ed.) Citation

Hibbard, H. (1972). Rudolf Wittkower: A bibliography.

Chicago Style (17th ed.) Citation

Hibbard, Howard. Rudolf Wittkower: A Bibliography. 1972.

MLA (9th ed.) Citation

Hibbard, Howard. Rudolf Wittkower: A Bibliography. 1972.

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