Sketch map to illustrate the journey of Hanns Vischer across the Sahara from Tripoli to Lake Chad / Geographical Journal, the Royal Geographical Society.
MLA
Royal Geographical Society (Great Britain). Sketch map to illustrate the journey of Hanns Vischer across the Sahara from Tripoli to Lake Chad / Geographical Journal, the Royal Geographical Society.. BRBL_00344. 1909. https://collections.library.yale.edu/catalog/15533542.
APA, 6th edition
Royal Geographical Society (Great Britain). (["BRBL_00344"])(1909)[Sketch map to illustrate the journey of Hanns Vischer across the Sahara from Tripoli to Lake Chad / Geographical Journal, the Royal Geographical Society.]. https://collections.library.yale.edu/catalog/15533542.
