MLA

Extravaganza! [Graphic]. Pubd. J. 1829 by S. Gans, Southampton Street, Strand, 0AD. https://collections.library.yale.edu/catalog/10970445.

APA, 6th edition

Extravaganza! [graphic]. (0 C.E.). [Satires (Visual works) England 1829, Etchings England London 1829]. Pubd. J. 1829 by S. Gans, Southampton Street, Strand. https://collections.library.yale.edu/catalog/10970445.