TY  - BOOK
AU  - x, x
AU  - x
TI  - Writing for distance educattion: A manual for writers of distance teaching texts and indupendent study materials
SN  - 0903632160
U1  - 371.256/W9561 
PY  - 1991///
CY  - Cambridge
PB  - International Extension College
KW  - Distnnce education
N1  - x
ER  -