Purves, William K.,Gordon H. Orians [and] H. Craig Heller <br/><br/>
Life: the science of biology 

 - 4th ed 
 - Sinauer Associates   Sunderland  1995 
 - 1195p 
<br/><br/><label>ISBN: </label>0-71672629-7 
<br/><br/><label>LC Class. No.: </label>QH 305.2  / P87 1995