Cite

"I Will Take Care of the Animals; Humanity Must Care for Itself."

MLA

Hansen, Bert, 1944-. "I Will Take Care of the Animals; Humanity Must Care for Itself.". folder oversize 10. 1880 August 3. https://collections.library.yale.edu/catalog/33220095.

APA, 6th edition

Hansen, Bert, 1944-. (["folder oversize 10"])(1880 August 3)["I Will Take Care of the Animals; Humanity Must Care for Itself."]. https://collections.library.yale.edu/catalog/33220095.