Schmauder, H., & Schweizer, M. (1997). Methods in biotechnology.
Chicago Style aipamenaSchmauder, Hans-Peter, and Michael Schweizer. Methods in Biotechnology. London ; Bristol, PA, 1997.
MLA aipamenaSchmauder, Hans-Peter, and Michael Schweizer. Methods in Biotechnology. 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.