Environmental economics / 
edited by P. Nijkamp ; translated by J. V. D. Dool-Phelps 
 - Leiden :  Nijhoff Social Sciences Division, besteladres, Stenfert Kroese,  1976 
 - 2 v. ;  23 cm. 
<br/><br/>Vol. 1. Theories.--v. 2. Methods 
<br/><br/><label>ISBN: </label>9020706446 (pbk.) :  Rs. 456.50 9020706454 (v.2) :  USD 28.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy
<br/><br/><label>Dewey Class. No.: </label>301.31.