APA (7th ed.) Citation

Niemelä, K., & Koskikallio, J. (1990). Low-molecular-weight organic compounds in birch kraft black liquor. Suomalainen Tiedeakatemia.

Chicago Style (17th ed.) Citation

Niemelä, Klaus, and J. Koskikallio. Low-molecular-weight Organic Compounds in Birch Kraft Black Liquor. Helsinki: Suomalainen Tiedeakatemia, 1990.

MLA (9th ed.) Citation

Niemelä, Klaus, and J. Koskikallio. Low-molecular-weight Organic Compounds in Birch Kraft Black Liquor. Suomalainen Tiedeakatemia, 1990.