Willan, R. L. (1985). A guide to forest seed handling: With special reference to the Tropics. FAO.
Chicago Style aipamenaWillan, R. L. A Guide to Forest Seed Handling: With Special Reference to the Tropics. Rome: FAO, 1985.
MLA aipamenaWillan, R. L. A Guide to Forest Seed Handling: With Special Reference to the Tropics. FAO, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.