Kera, Clay R. <br/><br/>
Rugby league handbook :  a teachers' guide for provincial high schools / 
[written and developed by Clay R. Kera]. 
 - [Port Moresby] :  Dept. of Education,  1987. 
 - 123 p. 
 - Physical education : .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rugby football--Study and teaching (Secondary)--Papua New Guinea.