Our environment [electronic resource]. 

 - [New York]  Sunburst Communications  1996. 
 - 1 electronic computer optical disc (CD-ROM)  col.  4 3/4in 
<br/><br/><label>ISBN: </label>8003217511  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences
<br/><br/><label>Dewey Class. No.: </label>333.712 OUR 1996