APA (7th ed.) Citation

Alfonso, R. GRIGG, D. An Introduction to Agricultural Geography. Universitat Autònoma de Barcelona.

Chicago Style (17th ed.) Citation

Alfonso, Ramon. GRIGG, D. An Introduction to Agricultural Geography. Universitat Autònoma de Barcelona.

MLA (9th ed.) Citation

Alfonso, Ramon. GRIGG, D. An Introduction to Agricultural Geography. Universitat Autònoma de Barcelona.

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