Gaya APA

Knutson, Ronald D.. (1983). Agricultural and food policy . New Jersey: Prentice Hall .

Gaya Chicago

Knutson, Ronald D.. Agricultural and food policy. New Jersey: Prentice Hall , 1983. Text.

Gaya MLA

Knutson, Ronald D.. Agricultural and food policy. New Jersey: Prentice Hall , 1983. Text.

Gaya Turabian

Knutson, Ronald D.. Agricultural and food policy. New Jersey: Prentice Hall , 1983. Print.