MLA

Berrigan, Ted. A Feeling for Leaving : Typescript Photocopy. 1975. https://collections.library.yale.edu/catalog/32332609.

APA, 6th edition

Berrigan, T. (1975). A feeling for leaving : typescript photocopy [Layouts (printed matter), Photographs, Poems]. https://collections.library.yale.edu/catalog/32332609.