Times 1000 of science and maths / 
Godfrey Hall; illustrated by Pan Dong Li.   
 - Singapore :  Earlybird Books,  1997. 
 - 96p. : col. ill.  
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>CIR 423.1 K837 1999