TY  - BOOK
ED  - India. Ministry of Labour
TI  - Annual survey of industries 1980-81: census
U1  - 338.4 21st
PY  - 1980///
CY  - Chandigarh
PB  - Labour Bureau
KW  - Industries-India; Industrial surveys; Industrial statistics
N1  - Detailed industry- wise report on earnings and labour cost in rubber, petroleum, coal, chemical and non-metallic mineral products (from industry 300 to 329 as per National Industrial Classification, 1970
ER  -