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Karuppiah S., . and Duckett J.E., . (1990) Management aspects relating to the increase in barn owl populations in oil palm estates in order to achieve biological control of rats Malaysia. [Proceedings Paper]
Ramli Abdul Majid, . and Duckett J.E., . (1988) New techniques in irrigation and management of large oil palm nurseries. [Proceedings Paper]
Hertslet L.R., . and Duckett J.E., . (1983) Oil palm nurseries [Elaeis guineensis]. Incorporated Society of Planters, Kuala Lumpur Malaysia. ISBN 967-9949-20-6
Duckett J.E., . Birds of prey as feeders on oil palm (Elaeis guineesis) - a note on a new Malaysian record. pp. 21-23. ISSN 0126-575X
Duckett J.E., . Management contribution to health care on estates in Malaysia. 'What do we have and where do we go'. pp. 277-286. ISSN 0126-575X
Duckett J.E., . Notes on Asystasia Weeds in oil palm plantation; Malaysia. pp. 226-229. ISSN 0126-575X
