TY  - BOOK
AU  - Nolker,Helmut
AU  - Schoenfeldt, Eberhard 
TI  - Vocational training: teaching, curriculam,planning
SN  -  0852266359
U1  - 370.7 
PY  - 1985///
CY  - Kolkata
PB  - Wiley eastern limited
KW  - Education
KW  - Training
KW  - শিক্ষাবিজ্ঞান
ER  -