APA (7th ed.) Citation

Schmidt, W., & SÆnchez Sarto, M. (1936). Geografa econðmica (4“ ed.). Labor.

Chicago Style (17th ed.) Citation

Schmidt, Walther, and Manuel SÆnchez Sarto. Geografa Econðmica. 4“ ed. Barcelona [etc.]: Labor, 1936.

MLA (9th ed.) Citation

Schmidt, Walther, and Manuel SÆnchez Sarto. Geografa Econðmica. 4“ ed. Labor, 1936.

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