Biology / 
Openstax College. 
 - Houston :  Rice,   2013. 
 - 1517 Pages :  ILLustrations ;   26 cm. 
<br/><br/><label>ISBN: </label>9781938168093 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology<br/>Biology --Textbooks
<br/><br/><label>Dewey Class. No.: </label>574  / BIO