Gaya APA

Foth, H. (1990). Fundamentals of soil science / Henry D. Foth (Ed.ke-8). New York: John Wiley n Sons.

Gaya MLA

Foth, H.D.. "Fundamentals of soil science / Henry D. Foth". Ed.ke-8 New York: John Wiley n Sons, 1990. Textbook.