Sund,Robert B <br/><br/>
Ascent on Science 
by Robert Sund B.,Donald Adams K.,Jay Hackertt K. & Richard Moyer H. 
 - London:  Charles E, Merill Publishing Company,  1983. 
 - 200 pages:  ill.;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label>-- Study and teaching (Primary)