MLA

Hall, Wm. Ham. (William Hammond). Plan for town of Alessandro, San Bernardino, County, Cal. / Wm. Ham. Hall, Dec. 10th, 1892.. BRBL_00613. 1892?]. https://collections.library.yale.edu/catalog/15821462.

APA, 6th edition

Hall, Wm. Ham. (William Hammond). (["BRBL_00613"])(1892?])[Plan for town of Alessandro, San Bernardino, County, Cal. / Wm. Ham. Hall, Dec. 10th, 1892.]. https://collections.library.yale.edu/catalog/15821462.