Unesco Workshop on preparation of distance education teaching materials, 7-18 April 1986, books one and two. 

 - [Waigani], P.N.G. :  University of Papua New Guinea, Dept.of Extension Studies,  1986. 
 - 44 p. :  ill. 
<br/><br/> This material was prepared by Geoff Arger of University of New England, Armidale, N.S.W. for the Department of External Studies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Distance education.<br/>Teaching--Aids and devices.