"The Symposium on Land Evaluation in Canberra, 26-31 August 1968 ... . This book ... contains all the papers to be presented at the Symposium"--Foreword
The symposium was arranged in collaboration with the Natural Resources Division of UNESCO. It complements the UNESCO Conference held at Toulouse in 1964 on Aerial Surveys and Integrated Studies (UNESCO Natural Resources Research Series No. 6, 1968)