MLA

Plowden, David (1932). Erie-Lackawanna Railroad, Ferryboat Binghamton in Hudson River on Run from Barclay Street, Manhattan to Hoboken, New Jersey (FB/EL-2). Box 68. 1960. https://collections.library.yale.edu/catalog/2041554.

APA, 6th edition

Plowden, David (1932). (["Box 68"])(1960)[Erie-Lackawanna Railroad, Ferryboat Binghamton in Hudson River on Run from Barclay Street, Manhattan to Hoboken, New Jersey (FB/EL-2)]. https://collections.library.yale.edu/catalog/2041554.