TY  - BOOK
AU  - Nicholls,Audrey
AU  - Nicholls,S.Howard
TI  - Developing a curriculum: a practical guide 
SN  - 0043710530
PY  - 1978///
CY  - London
PB  - George Allen and Unwin
KW  - Curriculum planning
N1  - p. 117-119
ER  -