Muhammad Irfan Khan <br/><br/>
A lotic microcosm for ecological and ecotoxicological studies on benthic macroinvertebrates  
Muhammad Irfan Khan 
 - London:  University of London:  1995. 
 - 148p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological risk assessment<br/>Water-Pollution-Environmental aspects<br/>Freshwater ecology <br/>Ecology (Experimental)
<br/><br/><label>Dewey Class. No.: </label>577.27  / MUL