Chronis Mitral Endocarditis with Stenosis.
MLA
Hemberger, Armin B. Chronis Mitral Endocarditis with Stenosis. 1920. https://collections.library.yale.edu/catalog/15948315.
APA, 6th edition
Hemberger, A. B. (1920). Chronis Mitral Endocarditis with Stenosis. [Drawings (AAT)]. https://collections.library.yale.edu/catalog/15948315.