Lundberg, J., & Weitzberg, E. (1999). Nasal nitric oxide in man. BMJ Group.
Chicago Style aipamenaLundberg, J., and E. Weitzberg. Nasal Nitric Oxide in Man. BMJ Group, 1999.
MLA aipamenaLundberg, J., and E. Weitzberg. Nasal Nitric Oxide in Man. BMJ Group, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.