L'Engle, Madeleine. <br/><br/>
A Swiftly tilting planet 
Madeleine L'Engle. 
 - Book club ed. 
 - New York, N.Y.  Dell  1984 printing, c1978. 
 - 256 p.  18 cm. 
<br/><br/> "A Laurel-leaf book." 
<br/><br/><label>ISBN: </label>0440901588 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science fiction<br/>Space and time in literature