APA
Indian Standards Institution, . (1987). Specification for precast prestressed concrete street lighting poles. New Delhi: Indian Standards Institution.
Chicago
Indian Standards Institution, . 1987. Specification for precast prestressed concrete street lighting poles. New Delhi: Indian Standards Institution.
Harvard
Indian Standards Institution, . (1987). Specification for precast prestressed concrete street lighting poles. New Delhi: Indian Standards Institution.
MLA
Indian Standards Institution, . Specification for precast prestressed concrete street lighting poles. New Delhi: Indian Standards Institution. 1987.