Cite

Chart of the bay of San Pablo, Straits of Carquines, and part of the bay of San Francisco : California / by Cadwalader Ringgold, Commander, U.S. Navy ; assisted by Simon F. Blunt, Lieut., U.S.N., 1850.

MLA

Ringgold, Cadwalader, 1802-1867. Chart of the bay of San Pablo, Straits of Carquines, and part of the bay of San Francisco : California / by Cadwalader Ringgold, Commander, U.S. Navy ; assisted by Simon F. Blunt, Lieut., U.S.N., 1850.. BRBL_00614. [1851?]. https://collections.library.yale.edu/catalog/15821468.

APA, 6th edition

Ringgold, Cadwalader, 1802-1867. (["BRBL_00614"])([1851?])[Chart of the bay of San Pablo, Straits of Carquines, and part of the bay of San Francisco : California / by Cadwalader Ringgold, Commander, U.S. Navy ; assisted by Simon F. Blunt, Lieut., U.S.N., 1850.]. https://collections.library.yale.edu/catalog/15821468.