Alfvén, H. (1966). Worlds-Antiworlds: Antimatter in Cosmology. W. H. Freeman and Company.
Cita Chicago Style (17a ed.)Alfvén, Hannes. Worlds-Antiworlds: Antimatter in Cosmology. San Francisco: W. H. Freeman and Company, 1966.
Cita MLA (8a ed.)Alfvén, Hannes. Worlds-Antiworlds: Antimatter in Cosmology. W. H. Freeman and Company, 1966.
Precaución: Estas citas no son 100% exactas.