APA
Indian standards institution, . (1979). Specification for artificial light weight aggregates for concrete masonary units. New Delhi: Indian standards institution.
Chicago
Indian standards institution, . 1979. Specification for artificial light weight aggregates for concrete masonary units. New Delhi: Indian standards institution.
Harvard
Indian standards institution, . (1979). Specification for artificial light weight aggregates for concrete masonary units. New Delhi: Indian standards institution.
MLA
Indian standards institution, . Specification for artificial light weight aggregates for concrete masonary units. New Delhi: Indian standards institution. 1979.