APA
(1984). IS 10781:1984-Specification for Reference Coupler for the Measurement of Hearing Aids Using Earphones Coupled to The Ear by Means of Ear Inserts. New Delhi: Bureau of Indian Standards (BIS).
Chicago
1984. IS 10781:1984-Specification for Reference Coupler for the Measurement of Hearing Aids Using Earphones Coupled to The Ear by Means of Ear Inserts. New Delhi: Bureau of Indian Standards (BIS).
Harvard
(1984). IS 10781:1984-Specification for Reference Coupler for the Measurement of Hearing Aids Using Earphones Coupled to The Ear by Means of Ear Inserts. New Delhi: Bureau of Indian Standards (BIS).
MLA
IS 10781:1984-Specification for Reference Coupler for the Measurement of Hearing Aids Using Earphones Coupled to The Ear by Means of Ear Inserts. New Delhi: Bureau of Indian Standards (BIS). 1984.