Gaya APA
SPEEDY, Andrew. (1990).
Developing world agriculture .
London:
Grosvenor Press International.
Gaya Chicago
SPEEDY, Andrew.
Developing world agriculture.
London:
Grosvenor Press International,
1990.
.
Gaya MLA
SPEEDY, Andrew.
Developing world agriculture.
London:
Grosvenor Press International,
1990.
.
Gaya Turabian
SPEEDY, Andrew.
Developing world agriculture.
London:
Grosvenor Press International,
1990.
.