Shepard Krech Ex Libris
MLA
Krech, Shepard. Shepard Krech Ex Libris. 0AD. https://collections.library.yale.edu/catalog/16788877.
APA, 6th edition
Krech, S. (0 C.E.). Shepard Krech Ex Libris [Bookplates]. https://collections.library.yale.edu/catalog/16788877.