Cite

Andy Warhol's blue movie [lobby cards]

MLA

Warhol, Andy, 1928-1987. Andy Warhol's blue movie [lobby cards]. [1969]. https://collections.library.yale.edu/catalog/10722985.

APA, 6th edition

Warhol, Andy, 1928-1987. ([1969])[Andy Warhol's blue movie [lobby cards]]. https://collections.library.yale.edu/catalog/10722985.