APA (7th ed.) Citation

(1938). Petermanns Geographische Mitteilungen. Justus Perthes.

Chicago Style (17th ed.) Citation

Petermanns Geographische Mitteilungen. Gotha: Justus Perthes, 1938.

MLA (9th ed.) Citation

Petermanns Geographische Mitteilungen. Justus Perthes, 1938.

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