Willis, A. J. <br/><br/>
Introduction to Plant Ecology  A Guide for Beginners in the Study of Plant Communities 

 - London  George Allen & Unwin Ltd  1973 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Plant Ecology
<br/><br/><label>Dewey Class. No.: </label>581.5  / W53I