Davis, Andrew <br/><br/>
Environmental systems & societies SL:  Approach your exams the IB way/ 
Andrew Davis and Garrett Nagle. 
 - Wales:  International Baccalaureate Organization,  2013. 
 - vi, 137p.:  illustrations;  28cm. 
<br/><br/><label>LC Class. No.: </label>QH 54115.I52