Cite

Block diagram showing terrain of the Trieste-Isonzo region.

MLA

of New York, American Geographical Society. Block Diagram Showing Terrain of the Trieste-Isonzo Region. American Geographical Society, 1918. https://collections.library.yale.edu/catalog/15238255.

APA, 6th edition

of New York, A. G. S. (1918). Block diagram showing terrain of the Trieste-Isonzo region. [Maps, Physical maps]. American Geographical Society, https://collections.library.yale.edu/catalog/15238255.