Cite

Egypt 1:1,000,000 / Survey of Egypt.

MLA

Egypt. Maṣlaḥat al-Misāḥah, cartographer, issuing body. Egypt 1:1,000,000 / Survey of Egypt.. BRBL_00764. 1909-. https://collections.library.yale.edu/catalog/15832245.

APA, 6th edition

Egypt. Maṣlaḥat al-Misāḥah, cartographer, issuing body. (["BRBL_00764"])(1909-)[Egypt 1:1,000,000 / Survey of Egypt.]. https://collections.library.yale.edu/catalog/15832245.