Smith, J. E. (1981). Biotechnology. Edward Arnold.
Chicago Style (17th ed.) ZitazioaSmith, John E. Biotechnology. London: Edward Arnold, 1981.
MLA (9th ed.) ZitazioaSmith, John E. Biotechnology. Edward Arnold, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.