[Studies in an insane asylum] [graphic]
MLA
Menzel, Adolph, 1815-1905, printmaker. [Studies in an insane asylum] [graphic]. [1844]. https://collections.library.yale.edu/catalog/17339455.
APA, 6th edition
Menzel, Adolph, 1815-1905, printmaker. ([1844])[[Studies in an insane asylum] [graphic]]. https://collections.library.yale.edu/catalog/17339455.