Triest / compiled at the Royal Geographical Society under the direction of the Geographical Section ; drawn and printed by the Ordnance Survey.
MLA
Royal Geographical Society (Great Britain). Triest / compiled at the Royal Geographical Society under the direction of the Geographical Section ; drawn and printed by the Ordnance Survey.. BRBL_00261. 1916. https://collections.library.yale.edu/catalog/15498821.
APA, 6th edition
Royal Geographical Society (Great Britain). (["BRBL_00261"])(1916)[Triest / compiled at the Royal Geographical Society under the direction of the Geographical Section ; drawn and printed by the Ordnance Survey.]. https://collections.library.yale.edu/catalog/15498821.