Global journal of environmental sciences 

 - Calabar  2011 
 - 60 p. : ill. ; 28 cm. 
<br/><br/><label>ISSN: </label>15966194 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Nigeria--Periodicals. Environmental sciences--Periodicals. 
<br/><br/><label>LC Class. No.: </label>GE 1 .G57/