MLA

McAlpine, William J. (William Jarvis), Vaughan, David, fl. 1849-1864. Map of the State of New-York : showing its water and rail road lines, Jany. 1854 / by direction of Wm. J. McAlpine ; David Vaughan, scrip.. BRBL_00494. https://collections.library.yale.edu/catalog/15790070.

APA, 6th edition

McAlpine, William J. (William Jarvis), & Vaughan, David, fl. 1849-1864. (["BRBL_00494"])[Map of the State of New-York : showing its water and rail road lines, Jany. 1854 / by direction of Wm. J. McAlpine ; David Vaughan, scrip.]. https://collections.library.yale.edu/catalog/15790070.