Cite

Smith's smart baby ...

MLA

Opper, Frederick Burr, 1857-1937. Smith's smart baby .... 1892 September 7. https://collections.library.yale.edu/catalog/2057725.

APA, 6th edition

Opper, Frederick Burr, 1857-1937. (1892 September 7)[Smith's smart baby ...]. https://collections.library.yale.edu/catalog/2057725.