APA ציטוט

Paul, E. A. Soil microbiology, ecology and biochemistry (Fourth edition.).

Chicago Edition Citation

Paul, Eldor Alvin. Soil Microbiology, Ecology and Biochemistry. Fourth edition.

ציטוט MLA

Paul, Eldor Alvin. Soil Microbiology, Ecology and Biochemistry. Fourth edition.

אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.