Cite

1912 January - December

MLA

Yale Peruvian Expedition ($d: 1911). 1912 January - December. Box 15, folder 237-238. 1912 January - December. https://collections.library.yale.edu/catalog/33226009.

APA, 6th edition

Yale Peruvian Expedition ($d: 1911). (["Box 15, folder 237-238"])(1912 January - December)[1912 January - December]. https://collections.library.yale.edu/catalog/33226009.