Boardman, Robert 1945- creator text Bloomington Indiana University Press c1981 monographic 215 p. ; 23 cm. Robert Boardman. Includes index. Bibliography: p. [185]-187. Nature conservation History Nature conservation Societies, etc History Nature conservation International cooperation History QH75 .B62 333.78 0253164745 80008638 UOEL 000 20150401123521.0 408972