Alfvén, H. (1966). Worlds - antiworlds: Antimatter in cosmology. Freeman.
Chicago Style (17th ed.) CitationAlfvén, Hannes. Worlds - Antiworlds: Antimatter in Cosmology. San Francisco [u.a.]: Freeman, 1966.
MLA (9th ed.) CitationAlfvén, Hannes. Worlds - Antiworlds: Antimatter in Cosmology. Freeman, 1966.
Warning: These citations may not always be 100% accurate.