Macan, T. T. <br/><br/>
Life in lakes and rivers / 
by T.T. Macan and E.B. Worthington. 
 - London :  Collins,  1951. 
 - 320 p. :  40 plates, ill. 
 - The new naturalist  .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lakes--Great Britain.<br/>Freshwater biology