Cronin, A. J. (1971). Northern light. Gollanez.
Chicago Style aipamenaCronin, A. J. Northern Light. Gollanez, 1971.
MLA aipamenaCronin, A. J. Northern Light. Gollanez, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena