APA
India L. E. a. R. (., India L. E. a. R. (., . (1971). Labour statistics under the annual survey of industries. Delhi: MOP India.
Chicago
India Labour Employment and Rehabilitation (M/O), India Labour Employment and Rehabilitation (M/O), . 1971. Labour statistics under the annual survey of industries. Delhi: MOP India.
Harvard
India L. E. a. R. (., India L. E. a. R. (., . (1971). Labour statistics under the annual survey of industries. Delhi: MOP India.
MLA
India Labour Employment and Rehabilitation (M/O), India Labour Employment and Rehabilitation (M/O), . Labour statistics under the annual survey of industries. Delhi: MOP India. 1971.
