MLA

Groesbeck, Jno. D. (John D.). Map of the city of Galveston : situated on the east end of Galveston Island, Texas / surveyed and drawn by Jno. D. Groesbeck, civil engineer ; L.H. Bradford & Co.'s lith.. BRBL_00527. 1854]. https://collections.library.yale.edu/catalog/15827526.

APA, 6th edition

Groesbeck, Jno. D. (John D.). (["BRBL_00527"])(1854])[Map of the city of Galveston : situated on the east end of Galveston Island, Texas / surveyed and drawn by Jno. D. Groesbeck, civil engineer ; L.H. Bradford & Co.'s lith.]. https://collections.library.yale.edu/catalog/15827526.