Railway map of the British Isles / by John Bartholomew ; the Edinburgh Geographical Institute.
MLA
Edinburgh Geographical Institute, John Bartholomew, and Co. Railway Map of the British Isles / by John Bartholomew ; the Edinburgh Geographical Institute. J. Bartholomew, 0AD. https://collections.library.yale.edu/catalog/15264189.
APA, 6th edition
Edinburgh Geographical Institute, J. B., & C. (0 C.E.). Railway map of the British Isles / by John Bartholomew ; the Edinburgh Geographical Institute. [Maps]. J. Bartholomew, https://collections.library.yale.edu/catalog/15264189.