Singh, B. D. (2002). Genetics (2nd ed.). Kalyani.
Chicago Style (17th ed.) ZitazioaSingh, B. D. Genetics. 2nd ed. Ludhiana: Kalyani, 2002.
MLA (9th ed.) ZitazioaSingh, B. D. Genetics. 2nd ed. Kalyani, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.