Cite

"I Am Prepared to Die," [with picture of Nelson Mandela]

MLA

Wallerstein, Immanuel Maurice, 1930-. "I Am Prepared to Die," [with picture of Nelson Mandela]. Box 3. undated. https://collections.library.yale.edu/catalog/17317467.

APA, 6th edition

Wallerstein, Immanuel Maurice, 1930-. (["Box 3"])(undated)["I Am Prepared to Die," [with picture of Nelson Mandela]]. https://collections.library.yale.edu/catalog/17317467.