Brenton, Nick <br/><br/>
Origin of the earth  [videorecording] / 
produced by Nick Brenton 
 - Milton Keynes:  Open University,  1980 
 - 1 videocassette (VHS) (25 min.) : sd., col. ; 1/2 in. 
<br/><br/>Series producer, Barrie Whatley 
<br/><br/>Presenter: Dr. Geof Bown 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth--Origin<br/>Earth