
by RebeccaTreays (Author)
Reviews the principles of biology in plants, animals, and humans.
                        Format:  Paperback
                         Pages: 64
                        Edition: Universal ed
                        
                        
                        Publisher: Usborne Publishing Ltd 
 Published: 31 Dec 1991
                        
                        
                        
                        
                        
                        ISBN 10:  0746007434
 ISBN 13: 9780746007433