Trivedi , P.R. . <br/><br/>
Noise Pollution /  Textual Documents 
P. R Trivedi and Gurdeep Raj. 
 - 1st ed / 
 - New Delhi :  Akashdeep Publishing House ,  1992. 
 - 278p. :  ill ;  20 cm . 
<br/><br/><label>ISBN: </label>81-7158-262-1 
<br/><br/><label>Subjects--Index Terms: </label>Botany Pollution T/G-Botany 
<br/><br/><label>Dewey Class. No.: </label>614.7  / Tr 73 No