Gaya APA
Hill, Berkeley, Ray, Derek. (1991).
Economics for agriculture : food, farming, and the rural economy .
Houndmills, London:
Macmillan Education.
Gaya Chicago
Hill, Berkeley, Ray, Derek.
Economics for agriculture : food, farming, and the rural economy.
Houndmills, London:
Macmillan Education,
1991.
Text.
Gaya MLA
Hill, Berkeley, Ray, Derek.
Economics for agriculture : food, farming, and the rural economy.
Houndmills, London:
Macmillan Education,
1991.
Text.
Gaya Turabian
Hill, Berkeley, Ray, Derek.
Economics for agriculture : food, farming, and the rural economy.
Houndmills, London:
Macmillan Education,
1991.
Print.