APA (7th ed.) Citation

Alfven, H., & Alfven, K. (1972). Living on the third planet. W. H. Freeman.

Chicago Style (17th ed.) Citation

Alfven, Hannes, and Kerstin Alfven. Living on the Third Planet. San Francisco: W. H. Freeman, 1972.

MLA (8th ed.) Citation

Alfven, Hannes, and Kerstin Alfven. Living on the Third Planet. W. H. Freeman, 1972.

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