Adds, John. <br/><br/>
Systems and Their Maintenance / 
John Adds, Erica Larkcom, Ruth Miller. 
 - Walton-on-Thames :  Nelson,  1998. 
 - iv, 170p. :  col. ill. ;  28 cm. 
 - Nelson advanced modular science .
<br/><br/> Includes index. 
<br/><br/> This text provides ideal revision opportunities with the inclusion of comprehensive questions at the end of each section, along with answers to encourage self-assessment. 
<br/><br/><label>ISBN: </label>9780174482680 (pbk.) :  £11.99 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological systems.<br/>Biological systems--Problems, exercises, etc.<br/>Popular Science and Nature.
<br/><br/><label>Dewey Class. No.: </label>570