Structure.

MLA

Poser, Steven, and Valentin Tatransky. Structure. New York: John Gibson Gallery New York, 1979.

APA

Poser, S., & Tatransky, V. (1979). Structure. New York: John Gibson Gallery New York.

Chicago

Poser, Steven, and Valentin Tatransky. Structure. New York: John Gibson Gallery New York, 1979.