Natural resources and the environment series
Tycooly International
by R.P. Moss and W.B. Morgan
Published for the United Nations University by Tycooly International 1981 1st ed Natural resources and the environment series v. 4
: pbk , : hard
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Essam El-Hinnawi and Asit K. Biswas, editors
Tycooly International 1981 1st ed Natural resources and the environment series v. 6
: flexicover , : hardback
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Richard A. Carpenter, editor
Tycooly International 1981 1st ed Natural resources and the environment series v. 3
: pbk. , : hard
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by Kenneth Ruddle and Walther Manshard
Published for the United Nations University by Tycooly International Pub. 1981 1st ed Natural resources and the environment series v. 2
pbk. , hard
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