International journal of environmental issues 

 - Ikot ekpene  Development universal consortia  2011 
 - v. : ill. ; 24 cm. 
<br/><br/><label>ISSN: </label>15972417      
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection--Nigeria--Periodicals. Nigeria--Environmental conditions--Periodicals. 
<br/><br/><label>LC Class. No.: </label>TD 171.5.N6 .I58/