Doughty, Peter Symonds. <br/><br/>
Language study,  the teacher and the learner, 
by Peter Doughty and Geoffrey Thornton. 
 - London,  E. Arnold,  1973. 
 - Explorations in language study .
<br/><br/>Bibliography: p. 90-92. 
<br/><br/><label>ISBN: </label>0713117559  L.0.80 
<br/><br/><label>LCCN: </label>73166835 
<br/><br/><label>Nat. Bib. No.: </label>GB73-13974 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Languages, Modern -- Study and teaching.--Languages, Modern -- Study and teaching.
<br/><br/><label>LC Class. No.: </label>PB35  / .D6 
<br/><br/><label>Dewey Class. No.: </label>407/.1142