APA (7th ed.) Citation

Perthes, B., & Perthes, J. (1909). Die Kerguelen-Insel. Geographischer Anzeiger, 10(9), .

Chicago Style (17th ed.) Citation

Perthes, Bernhard, and Justus Perthes. "Die Kerguelen-Insel." Geographischer Anzeiger 10, no. 9 (1909).

MLA (8th ed.) Citation

Perthes, Bernhard, and Justus Perthes. "Die Kerguelen-Insel." Geographischer Anzeiger, vol. 10, no. 9, 1909.

Warning: These citations may not always be 100% accurate.