Holt sience and technology: Cells, Heredity, and classification / 
Linda Ruth Berg. 
 - xiii, 228 pages :  ; illus., ; (pbk) ;  28 cm. 
<br/><br/><label>ISBN: </label>0030255368 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--c1995--London--Pbk.