Gaya APA
Pinstrup, Per. (1982).
Agricultural research and technology in economic development .
New York:
Longman.
Gaya Chicago
Pinstrup, Per.
Agricultural research and technology in economic development.
New York:
Longman,
1982.
.
Gaya MLA
Pinstrup, Per.
Agricultural research and technology in economic development.
New York:
Longman,
1982.
.
Gaya Turabian
Pinstrup, Per.
Agricultural research and technology in economic development.
New York:
Longman,
1982.
.