Gaya APA
Downey, W. David. (1981).
Agribusiness management .
New York:
McGraw hill.
Gaya Chicago
Downey, W. David.
Agribusiness management.
New York:
McGraw hill,
1981.
Tesis.
Gaya MLA
Downey, W. David.
Agribusiness management.
New York:
McGraw hill,
1981.
Tesis.
Gaya Turabian
Downey, W. David.
Agribusiness management.
New York:
McGraw hill,
1981.
Tesis.