Cite

"On Broadway," typescript carbon and photocopy

MLA

McKay, Claude, 1890-1948. "On Broadway," typescript carbon and photocopy. Box 12, folder 386. n.d.. https://collections.library.yale.edu/catalog/32269408.

APA, 6th edition

McKay, Claude, 1890-1948. (["Box 12, folder 386"])(n.d.)["On Broadway," typescript carbon and photocopy]. https://collections.library.yale.edu/catalog/32269408.