Physics  teacher's resource book 
Uri Haber-Schaim ... et al. 
 - 3rd ed. 
 - Lexington, Mass.  D. C. Heath and Company  1971 
 - 462 p. : ill. (part col.) ; 27 cm. 
<br/><br/> At head of title: PSSC. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics