Ecological biology :  for A-level and intermediate students in Africa / 
editors, D. W. Ewer, J. B. Hall ; contributors G. C. Clerk ... [et al.]. 
 - London :  Longman,  1972- 
 - x,334p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/>v. 1. Organisms and their environments. 
<br/><br/><label>ISBN: </label>0582609429 (v. 1) :  �2.50 (v. 1) 
<br/><br/><label>Source: </label>B-14335 
<br/><br/><label>LCCN: </label>76380658  
<br/><br/><label>Nat. Bib. No.: </label>GB73-14628 (v. 1) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Juvenile literature.<br/>Biology--Juvenile literature.
<br/><br/><label>LC Class. No.: </label>QH541.14  / .E26  1990 
<br/><br/><label>Dewey Class. No.: </label>574.5