APA
India P. a. P. R. (., India P. a. P. R. (., . (1977). Directory of industrial units. New Delhi: M. O. P. India.
Chicago
India Publications and Public Relations (D/O-), India Publications and Public Relations (D/O-), . 1977. Directory of industrial units. New Delhi: M. O. P. India.
Harvard
India P. a. P. R. (., India P. a. P. R. (., . (1977). Directory of industrial units. New Delhi: M. O. P. India.
MLA
India Publications and Public Relations (D/O-), India Publications and Public Relations (D/O-), . Directory of industrial units. New Delhi: M. O. P. India. 1977.
