Politzer, Robert Louis, 1921-  Politzer, Robert Louis, 1921- <br/><br/>
L'echelle :  structures essentielles du francais / 
Robert L. Politzer, Michio P. Hagiwara, Jean R. Carduner. 
 - Waltham, MA :  Ginn & Co,  c1966. 
<br/><br/> Includes index. 
<br/><br/><label>LCCN: </label>64023018 
<br/><br/><label>Subjects--Topical Terms: </label><br/>French language -- Grammar.--French language -- Grammar.<br/>French language -- Composition and exercises.--French language -- Composition and exercises.