Townson, John M. <br/><br/>
Free-surface hydraulics / 
John M. Townson. 
 - London ;  Boston :  Unwin Hyman ,  1991. 
 - x, 228 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical reference. 
<br/><br/><label>ISBN: </label>0046270108 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrodynamics.<br/>Water waves.
<br/><br/><label>Subjects--Index Terms: </label>Hydraulic engineering.