Institute of Geological Sciences :  annual report for 1969. 

 - London :  Her Majesty's Stationary Office,  1971. 
 - 186 p. :  ill. ;  25 cm. 
<br/><br/> On top of t.p. : Natural Environment Research Council. 
<br/><br/><label>ISBN: </label>5118801260 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--United Kingdom.