APA (7th ed.) Citation

Pakonen, T. (1981). Observations on the nutrient status in air polluted urban forest stands. Silva Fennica, 15(4), .

Chicago Style (17th ed.) Citation

Pakonen, Tuulikki. "Observations on the Nutrient Status in Air Polluted Urban Forest Stands." Silva Fennica 15, no. 4 (1981).

MLA (9th ed.) Citation

Pakonen, Tuulikki. "Observations on the Nutrient Status in Air Polluted Urban Forest Stands." Silva Fennica, vol. 15, no. 4, 1981.