APA
Labrada R., Caseley J. & Parker C. (1994). Weed management for developing countries. Food and Agriculture Organization of the United Nations: Rome.
Chicago
Labrada R, Caseley J.C and Parker C. 1994. Weed management for developing countries. Food and Agriculture Organization of the United Nations: Rome.
Harvard
Labrada R., Caseley J. and Parker C. (1994). Weed management for developing countries. Food and Agriculture Organization of the United Nations: Rome.
MLA
Labrada R, Caseley J.C and Parker C. Weed management for developing countries. Food and Agriculture Organization of the United Nations: Rome. 1994.