MLA

Plowden, David (1932). "Scooper" Scooping Grain in Hold of Kinsman Lines' Steamer William A. McGonagle. Buffalo, New York (785-478). Box 60. 1985 July. https://collections.library.yale.edu/catalog/2041405.

APA, 6th edition

Plowden, David (1932). (["Box 60"])(1985 July)["Scooper" Scooping Grain in Hold of Kinsman Lines' Steamer William A. McGonagle. Buffalo, New York (785-478)]. https://collections.library.yale.edu/catalog/2041405.