APA
(1961). Indian Standard: Code of Practice for Outdoor Installation of Public Address System. : Indian Standard Institution.
Chicago
1961. Indian Standard: Code of Practice for Outdoor Installation of Public Address System. : Indian Standard Institution.
Harvard
(1961). Indian Standard: Code of Practice for Outdoor Installation of Public Address System. : Indian Standard Institution.
MLA
Indian Standard: Code of Practice for Outdoor Installation of Public Address System. : Indian Standard Institution. 1961.
