APA (7th ed.) Citation

Percy, A., Foye, R., Kramrisch, S., & Sottsass, E. (1990). Francesco Clemente, three worlds. Philadelphia Museum of Art.

Chicago Style (17th ed.) Citation

Percy, Ann, Raymond Foye, Stella Kramrisch, and Ettore Sottsass. Francesco Clemente, Three Worlds. Philadelphia, Pa.: Philadelphia Museum of Art, 1990.

MLA (8th ed.) Citation

Percy, Ann, et al. Francesco Clemente, Three Worlds. Philadelphia Museum of Art, 1990.