Kuiper, L. C. (1994). Architectural analysis of douglas-fir forests.
Chicago Style aipamenaKuiper, L. C. Architectural Analysis of Douglas-fir Forests. 1994.
MLA aipamenaKuiper, L. C. Architectural Analysis of Douglas-fir Forests. 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.