Contemporary Linguistic Analysis :  an Introduction / 
William o'Grady, Michael Dobrovolsky. 
 - 2nd ed. 
 - Toronto:  Copp Clark Pitman Ltd,  1992. 
 - xv,623 p.; 
<br/><br/><label>ISBN: </label>077305197-x 
<br/><br/><label>LC Class. No.: </label>P126  / .C66 1992