Gaya APA
Debertin, David L.. ().
Agricultural Production Economocs .
London:
Collier Macmillan.
Gaya Chicago
Debertin, David L..
Agricultural Production Economocs.
London:
Collier Macmillan,
.
Text.
Gaya MLA
Debertin, David L..
Agricultural Production Economocs.
London:
Collier Macmillan,
.
Text.
Gaya Turabian
Debertin, David L..
Agricultural Production Economocs.
London:
Collier Macmillan,
.
Print.