APA citiranje

Kassem Alef,, & Paolo Nannipieri. (1995). Methods in applied soil microbiology and biochemistry. London: Harcourt Brace & Company.

Trích dẫn kiểu Chicago

Kassem Alef,, và Paolo Nannipieri. Methods in Applied Soil Microbiology and Biochemistry. London: Harcourt Brace & Company, 1995.

MLA citiranje

Kassem Alef,, và Paolo Nannipieri. Methods in Applied Soil Microbiology and Biochemistry. London: Harcourt Brace & Company, 1995.