Street guide and metropolitan map of Los Angeles / [Prepared for] Shell.
MLA
Company, H. M. Gousha. Street Guide and Metropolitan Map of Los Angeles / [Prepared for] Shell. H.M. Goushá Co., 0AD. https://collections.library.yale.edu/catalog/15818702.
APA, 6th edition
Company, H. M. G. (0 C.E.). Street guide and metropolitan map of Los Angeles / [Prepared for] Shell. [Maps]. H.M. Goushá Co., https://collections.library.yale.edu/catalog/15818702.