Study week on a modern approach to the protection of the environment ; edited by G.B. Marini-Bettolo. 

 - Citta Del Vaticano :  Pontificia Academia Scientiarvm,  1989. 
 - xxi, 606. 
<br/><br/> Includes bibliographical references and index 
<br/><br/>Modern approach to the protection of the environment, November 2-7, 1987: Conclusions 
<br/><br/><label>ISBN: </label>8877610336 :  Rs.1212/- 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Study and teaching.<br/>Environment sciences.<br/>Environment protection.<br/>Environment policy.