Annual survey of industries 1973-74(Census sector)
- Calcutta: Central Statistical Organization, 1982
- v.p.
Lib/P.C./17/1986 dt. 07/10/1986(wdr no.5833;acc.no.16326)
Lib/P.C./17/1986 dt. 07/10/1986(wdr no.5835;acc.no.16327)
Lib/P.C./17/1986 dt. 07/10/1986(wdr no.5832;acc.no.16328)
Lib/P.C./17/1986 dt. 07/10/1986(wdr no.5834;acc.no.16329)