APA aipamena

Wennstrom, U. (2001). Direct seeding of Pinus sylvestris (L.) in the boreal forest using orchard or stand seed.

Chicago Style aipamena

Wennstrom, Ulfstand. Direct Seeding of Pinus Sylvestris (L.) in the Boreal Forest Using Orchard or Stand Seed. 2001.

MLA aipamena

Wennstrom, Ulfstand. Direct Seeding of Pinus Sylvestris (L.) in the Boreal Forest Using Orchard or Stand Seed. 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.