Jung, C. G. (Carl Gustav)
MLA
Wolff, Helen, 1906-1994. Jung, C. G. (Carl Gustav). Box 21, folder 658. 1957-61, n.d.. https://collections.library.yale.edu/catalog/17269610.
APA, 6th edition
Wolff, Helen, 1906-1994. (["Box 21, folder 658"])(1957-61, n.d.)[Jung, C. G. (Carl Gustav)]. https://collections.library.yale.edu/catalog/17269610.