International Baccalaureate Organization (Geneva, Switzerland) <br/><br/>
Group 5 mathematics guide  
International Baccalaureate Organization 
 - Geneva   I. B. O.   c1993 
 - 128p. ;  30cm. 
<br/><br/><label>LCCN: </label>298 
<br/><br/><label>Dewey Class. No.: </label>M:E/I61g