Kuhn, K. F. (2000). In quest of the universe (3rd ed.). Jones & Bartlett.
Chicago Style (17th ed.) ZitazioaKuhn, Karl F. In Quest of the Universe. 3rd ed. Sudbury, Mass.: Jones & Bartlett, 2000.
MLA (9th ed.) ZitazioaKuhn, Karl F. In Quest of the Universe. 3rd ed. Jones & Bartlett, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.