APA引文

Berg, P. (1986). Nitrifier populations and nitrification rates in agricultural soil. Swedish University of Agricultural Sciences, Dept. of Microbiology.

Chicago Style (17th ed.) Citation

Berg, Per. Nitrifier Populations and Nitrification Rates in Agricultural Soil. Uppsala: Swedish University of Agricultural Sciences, Dept. of Microbiology, 1986.

MLA引文

Berg, Per. Nitrifier Populations and Nitrification Rates in Agricultural Soil. Swedish University of Agricultural Sciences, Dept. of Microbiology, 1986.