Persell, Roger. <br/><br/>
The principles of biology 1 :  laboratory manual / 
Roger persell, Katharine Munson and George Wallace. 
 - Michigan :  Hayden-McNeil,  1999. 
 - 98 p. :  ill. ;  29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.