Cita APA (7th ed.)

Cirker, H., & Cirker, B. (1971). The golden age of the poster. Dover Publications.

Cita Chicago (17th ed.)

Cirker, Hayward, i Blanche Cirker. The Golden Age of the Poster. Nueva York: Dover Publications, 1971.

Cita MLA (9th ed.)

Cirker, Hayward, i Blanche Cirker. The Golden Age of the Poster. Dover Publications, 1971.