Ager, D.V. <br/><br/>
Principles of paleoecology 

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 - Mineral Assessment Jaarverslagen .
<br/><br/><label>ISBN: </label>0 11 884094 0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gravel--England--Brampton region<br/>Sand--England--Brampton region