MLA

Evans, F. J. (Frederick J.), Great Britain. Hydrographic Dept, J. & C. Walker (Firm), Potter, J. D. (John D.), Washington Capt. Australia, Coral Sea and Great Barrier Reefs shewing the inner and outer routes to Torres Strait. Sheet 2 : from the surveys of Captains Blackwood, Owen Stanley, and Yule, R.N., 1842-50 : the outer detached reef's from Captains Flinders and Denham, Royal. BRBL_00023. Decr. 12th 1860.. https://collections.library.yale.edu/catalog/15237611.

APA, 6th edition

Evans, F. J. (Frederick J.), & Great Britain. Hydrographic Dept, & J. & C. Walker (Firm), & Potter, J. D. (John D.), & Washington Capt. (["BRBL_00023"])(Decr. 12th 1860.)[Australia, Coral Sea and Great Barrier Reefs shewing the inner and outer routes to Torres Strait. Sheet 2 : from the surveys of Captains Blackwood, Owen Stanley, and Yule, R.N., 1842-50 : the outer detached reef's from Captains Flinders and Denham, Royal]. https://collections.library.yale.edu/catalog/15237611.