APA (7th ed.) Citation

Alfvén, H. (1966). Worlds-antiworlds; antimatter in cosmology. W.H. Freeman.

Chicago Style (17th ed.) Citation

Alfvén, Hannes. Worlds-antiworlds; Antimatter in Cosmology. San Francisco: W.H. Freeman, 1966.

MLA (9th ed.) Citation

Alfvén, Hannes. Worlds-antiworlds; Antimatter in Cosmology. W.H. Freeman, 1966.