TY  - BOOK
AU  - Bitton , Sena
AU  - Clark, Paul
AU  - Gresham , Stella
TI  - This learning business assignments for pre-vocational courses: teacher's handbook 
SN  - 070846286
U1  - 650 
PY  - 1981///
CY  - London
PB  - Mcgraw-Hill Book Company
KW  - Learning Business Assignments
ER  -