Sustainable land management in the tropics

Kees Burger

Agricultural economics and policy

Kees Burger

Natural Rubber Market

Burger

Black pepper

P. N. Ravindran

International commodity policy

Roland Herrmann

Jute growing, processing and trade

Kees Burger

Social learning

Kees Burger

International Commodity Policy

Roland Herrmann

In afwachting van de vijand achter de Nieuwe Hollandse Waterlinie

Kees van Maastrigt

The Ecology, status, and conservation of marine and shoreline birds on the west coast of Vancouver Island

Kees Vermeer

International Rubber Forum 1995

International Rubber Study Group

Social and Behavioural Aspects of Climate Change

Pim Martens

The proper tax base

Paul R. McDaniel

Conference on Literature and Society in Southern Africa, September 8-11, 1981

Conference on Literature and Society in Southern Africa (1981 University of York)

Europa in der Welt

Ingolf Pernice