Pa Ta Ch'u (Eight Big Hammers)
MLA
Acton, Harold, 1904-1994. Pa Ta Ch'u (Eight Big Hammers). Box 1, folder 55-56. 1933 1941. https://collections.library.yale.edu/catalog/17282071.
APA, 6th edition
Acton, Harold, 1904-1994. (["Box 1, folder 55-56"])(1933 1941)[Pa Ta Ch'u (Eight Big Hammers)]. https://collections.library.yale.edu/catalog/17282071.