Cook, Alan H. <br/><br/>
Gravity and the earth 
[by] A. H. Cook. 
 - London  Wykeham Publications  1969. 
 - xi, 94 p.  illus.  22 cm. 
 - The Wykeham science series for schools and universities  ;6 .
<br/><br/>Bibliography: p. 92. 
<br/><br/><label>ISBN: </label>0851090702 
<br/><br/><label>LCCN: </label>74495645 //r90 
<br/><br/><label>Nat. Bib. No.: </label>B69-24582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gravity
<br/><br/><label>LC Class. No.: </label>QB331  / .C63 
<br/><br/><label>Dewey Class. No.: </label>526/.7