Grant, W. Trees are for people. London: 1971 25 p. : 8 ill.
Grant, W. Trees are for people. London: 1971 25 p. : 8 ill.
Grant, W. (1971) Trees are for people, London: 25 p. : 8 ill.
Grant, W. (1971). Trees are for people. A transatlantic study of methods and techniques for the educational aspects of wildlife conservation and outdoor recreation in forests. London: 25 p. : 8 ill.
Grant W. Trees are for people: A transatlantic study of methods and techniques for the educational aspects of wildlife conservation and outdoor recreation in forests. London: 1971. p. 25 p. : 8 ill.