Simple experiments in biology 
compiled by Cyril Bibby. 
 - 2nd edition. 
 - London:   Heinemann Educational Books,   1971. 
 - 216 pages:   illustrations;   21 cm. 
<br/><br/><label>ISBN: </label>0435590804 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.