APA aipamena

Helander, I., & Lounatmaa, K. (1981). Cotton bacterial endotoxin assessed by electron microscopy.

Chicago Style aipamena

Helander, I., and K. Lounatmaa. Cotton Bacterial Endotoxin Assessed By Electron Microscopy. 1981.

MLA aipamena

Helander, I., and K. Lounatmaa. Cotton Bacterial Endotoxin Assessed By Electron Microscopy. 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.