APA (7th ed.) Citation

Tamm, C. O., & Popović, B. Intensive fertilization with nitrogen as a stressing factor in a spruce ecosystem. Royal College of Forestry.

Chicago Style (17th ed.) Citation

Tamm, Carl Olof, and Budimir Popović. Intensive Fertilization with Nitrogen as a Stressing Factor in a Spruce Ecosystem. Stockholm: Royal College of Forestry.

MLA (9th ed.) Citation

Tamm, Carl Olof, and Budimir Popović. Intensive Fertilization with Nitrogen as a Stressing Factor in a Spruce Ecosystem. Royal College of Forestry.

Warning: These citations may not always be 100% accurate.