APA引文

Stenberg, M. (1998). Soil tillage influences on nitrogen conservation. Swedish University of Agricultural Sciences.

Chicago Style (17th ed.) Citation

Stenberg, Maria. Soil Tillage Influences on Nitrogen Conservation. Uppsala: Swedish University of Agricultural Sciences, 1998.

MLA引文

Stenberg, Maria. Soil Tillage Influences on Nitrogen Conservation. Swedish University of Agricultural Sciences, 1998.