MLA

Office, United States. General Land. Territory of Wyoming : 1879 / Compiled from the Official Records of the General Land Office and Other Sources by C. Roeser, Principal Draughtsman, G.L.O. General Land Office, 1879, Julius Bien, Photo lith & print.), 0AD. https://collections.library.yale.edu/catalog/15818356.

APA, 6th edition

Office, U. S. G. L. (0 C.E.). Territory of Wyoming : 1879 / compiled from the official records of the General Land Office and other sources by C. Roeser, Principal Draughtsman, G.L.O. [Maps]. General Land Office, 1879, Julius Bien, Photo lith & print.). https://collections.library.yale.edu/catalog/15818356.