Pesticides (Canada)
MLA
Carson, Rachel, 1907-1964. Pesticides (Canada). Box 90, folder 1603. 1963. https://collections.library.yale.edu/catalog/17145192.
APA, 6th edition
Carson, Rachel, 1907-1964. (["Box 90, folder 1603"])(1963)[Pesticides (Canada)]. https://collections.library.yale.edu/catalog/17145192.