Gaya APA

Adams, W. et al (1990). Population Genetics Of Forest Trees, Proceedings of the international symposium on population genetics of forest trees Corvallis, Oregon , USA ,July 31- August 2.1990 . Netherlands: Kluwer Academic Publishers.

Gaya MLA

Adams, W.T.. et al. "Population Genetics Of Forest Trees, Proceedings of the international symposium on population genetics of forest trees Corvallis, Oregon , USA ,July 31- August 2.1990". Netherlands: Kluwer Academic Publishers, 1990. Text.