Joshi, PS. Vajreshwar, K. <br/><br/>
Science scientific method technology and development 

 - New Delhi  S. Chand & Co.  1981 
 - vii, 140 p.  22 cm.  PB 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Science - Development
<br/><br/><label>Dewey Class. No.: </label>509  / JOS