Leech, Geoffrey N. <br/><br/>
Word frequencies in written and spoken English / 
Geoffrey Leech, Paul Rayson, Andrew Wilson. 
 - Harlow :  Longman,  2001. 
 - xv, 304 p. ;  24 cm. 
<br/><br/> "Based on the British National Corpus." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0582320070 
<br/><br/><label>Nat. Bib. No.: </label>GBA1-X6887 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Word frequency.<br/>English language--Discourse analysis.<br/>English language--Written English.
<br/><br/><label>Dewey Class. No.: </label>420.141 LEE