APA (7th ed.) Citation

George, P., & Bordonaba, P. (1971). Geografía activa (2. ed.). Ariel.

Chicago Style (17th ed.) Citation

George, Pierre, and Pablo Bordonaba. Geografía Activa. 2. ed. Barcelona [etc.]: Ariel, 1971.

MLA (9th ed.) Citation

George, Pierre, and Pablo Bordonaba. Geografía Activa. 2. ed. Ariel, 1971.

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