Teacher's guide for science / 
prepared by Department of Education in Science & Mathematics. 
 - [New Delhi] :  National Council of Education Research and Training,  [1981]-[1983]. 
 - v. :  ill. ;  24 cm. 
<br/><br/>V.1. Class IX--v. 2. Class X. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sciences--Study and teaching
<br/><br/><label>Dewey Class. No.: </label>507.1