Jorgensen, S.E <br/><br/>
Fundamentals of ecological modeling .-(developments in environmental modelling) 

 - AMSTERDAM   Elsevier   1986 
<br/><br/><label>ISBN: </label>0-444-99535-8 
<br/><br/><label>LC Class. No.: </label>QH 541.15  / .J67 1986