MLA

Heman, Bob. Clown War. Clown War, 0AD. https://collections.library.yale.edu/catalog/10996670.

APA, 6th edition

Heman, B. (0 C.E.). Clown war [Annotations (Provenance)--20th century.--rbprov--CtY-BR, Colored paper printings (Publishing).--rbpub, Little magazines--United States.--rbgenr]. Clown War. https://collections.library.yale.edu/catalog/10996670.