MLA

Durand, Maurice M., 1966-. Nam Nữ Đối Ca, Nôm. Box 5, folder 15. Circa 1700-circa 1900. https://collections.library.yale.edu/catalog/10701763.

APA, 6th edition

Durand, Maurice M., 1966-. (["Box 5, folder 15"])(Circa 1700-circa 1900)[Nam Nữ Đối Ca, Nôm]. https://collections.library.yale.edu/catalog/10701763.