APA
Indian Standards Institution, . (1982). Recommendations for symbolic designation of direction of closing and faces of doors, windows and shutters, IS 4043-1969. New Delhi: Indian Standards Institution.
Chicago
Indian Standards Institution, . 1982. Recommendations for symbolic designation of direction of closing and faces of doors, windows and shutters, IS 4043-1969. New Delhi: Indian Standards Institution.
Harvard
Indian Standards Institution, . (1982). Recommendations for symbolic designation of direction of closing and faces of doors, windows and shutters, IS 4043-1969. New Delhi: Indian Standards Institution.
MLA
Indian Standards Institution, . Recommendations for symbolic designation of direction of closing and faces of doors, windows and shutters, IS 4043-1969. New Delhi: Indian Standards Institution. 1982.
