APA
(1978). Pest control in tropical root crops. London: Centre for Overseas Pest Research.
Chicago
1978. Pest control in tropical root crops. London: Centre for Overseas Pest Research.
Harvard
(1978). Pest control in tropical root crops. London: Centre for Overseas Pest Research.
MLA
Pest control in tropical root crops. London: Centre for Overseas Pest Research. 1978.