Tyrrell, J.A ed. <br/><br/>
Generalised clifford parallelism. 
Ed. by Tyrrell, J.A 
 - Cambridge:  Cambridge University press;  1971. 
 - vii, 140p. 
<br/><br/><label>Subjects--Index Terms: </label>Clifford parallel 
<br/><br/><label>Universal Decimal Class. No.: </label>514.1  / TYR