Gaya APA
Halcrow, Harold G.. (1980).
Economics of agriculture (text).
New York:
McGraw-Hill, Inc.
Gaya Chicago
Halcrow, Harold G..
Economics of agriculture.
text
New York:
McGraw-Hill, Inc,
1980.
Tesis.
Gaya MLA
Halcrow, Harold G..
Economics of agriculture.
text
New York:
McGraw-Hill, Inc,
1980.
Tesis.
Gaya Turabian
Halcrow, Harold G..
Economics of agriculture.
text
New York:
McGraw-Hill, Inc,
1980.
Tesis.