The chronology of the geological record / 
edited by N. J. Shelling 
 - Oxford :  Blackwell Scientific Publications,  1985 
 - 343 p. :  ill. ;  32 cm. 
 - The geological society memoir  v.10 .
<br/><br/><label>ISBN: </label>0632012854 
<br/><br/><label>LCCN: </label>86-206845 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geological time