Ingestad, T. (1962). Macro element nutrition of pine, spruce, and birch seedlings in nutrient solutions.
Chicago Style aipamenaIngestad, Torsten. Macro Element Nutrition of Pine, Spruce, and Birch Seedlings in Nutrient Solutions. Stockholm, 1962.
MLA aipamenaIngestad, Torsten. Macro Element Nutrition of Pine, Spruce, and Birch Seedlings in Nutrient Solutions. 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.