APA (7th ed.) Citation

Michelangelo, Hartt, F., & Payarols, F. (1969). Miguel Angel. Labor.

Chicago Style (17th ed.) Citation

Michelangelo, Frederick Hartt, and Francisco Payarols. Miguel Angel. Barcelona [etc.]: Labor, 1969.

MLA (9th ed.) Citation

Michelangelo, et al. Miguel Angel. Labor, 1969.