Halle, Louis J. "Recollections of Rachel Carson": typescript
MLA
Carson, Rachel, 1907-1964. Halle, Louis J. "Recollections of Rachel Carson": typescript. Box 108, folder 2072. n.d.. https://collections.library.yale.edu/catalog/17145214.
APA, 6th edition
Carson, Rachel, 1907-1964. (["Box 108, folder 2072"])(n.d.)[Halle, Louis J. "Recollections of Rachel Carson": typescript]. https://collections.library.yale.edu/catalog/17145214.