Jurek, Dianne. <br/><br/>
Discovering the world :  biological science / 
Dianne Jurek. 
 - Texas :  DLM,  1989. 
 - 89 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discoveries in science.
<br/><br/><label>LC Class. No.: </label>Q180.55  / .D57  / J87