Allen, John R. L. <br/><br/>
Current ripples :  their relation to patterns of water and sediment motion / 
John R. L. Allen. 
 - Amsterdam :  North-Holland Pub.,  1968 
 - xiii, 433 p. :  ill. ;  27 cm. 
<br/><br/>Bibliography : p. 415-422 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ripple--Marks.