The Library has a collection of 440,000 volumes
MLA
The Library Has a Collection of 440,000 Volumes. 0AD. https://collections.library.yale.edu/catalog/17029176.
APA, 6th edition
The Library has a collection of 440,000 volumes. (0 C.E.). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/17029176.