"For Hilda, flying over Greece": typescript, carbon
MLA
Bryher, 1894-1983. "For Hilda, flying over Greece": typescript, carbon. Box 91, folder 3363. n.d.. https://collections.library.yale.edu/catalog/17290862.
APA, 6th edition
Bryher, 1894-1983. (["Box 91, folder 3363"])(n.d.)["For Hilda, flying over Greece": typescript, carbon]. https://collections.library.yale.edu/catalog/17290862.