Berluti, Alex <br/><br/>
Science in action : Pupils' book 7 

 - Nairobi.    Oxford University Press  1999 
<br/><br/><label>ISBN: </label>978-0-19-572896-5 0195728963 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NATURAL SCIENCES & MATHEMATICS.
<br/><br/><label>Dewey Class. No.: </label>500.713 BER