Gaya APA
Blandford, David, Carter, Colin A., Piggott, Roley. (1993).
North-South grain markets and trade policies .
Boulder:
Westview.
Gaya Chicago
Blandford, David, Carter, Colin A., Piggott, Roley.
North-South grain markets and trade policies.
Boulder:
Westview,
1993.
Text.
Gaya MLA
Blandford, David, Carter, Colin A., Piggott, Roley.
North-South grain markets and trade policies.
Boulder:
Westview,
1993.
Text.
Gaya Turabian
Blandford, David, Carter, Colin A., Piggott, Roley.
North-South grain markets and trade policies.
Boulder:
Westview,
1993.
Print.