TY  - BOOK
AU  - Open University M101
TI  - Mathematics foundation course, videotape 21 : modelling stock control
U1  - QA/36 
PY  - 1979///
CY  - Milton Keynes
PB  - Open University
KW  - Mathematical model.
KW  - Mathematics.
N1  - Abstracts Film notes available. Minutes of play 24
ER  -