On the Threshold / 
Fraser, cartwright : Kim Earle ; Kingsley Hurlington  
 - Toronto:  Gage Learning ,  2002. 
 - xvi,333 p,: 
<br/><br/><label>ISBN: </label>0771582358 
<br/><br/><label>LC Class. No.: </label>GF43  / .C37  2002