APA
(1991). Protection of buildings and allied structures against lightning code of practice: Indian standard. New Delhi: Bureau of Indian Standards.
Chicago
1991. Protection of buildings and allied structures against lightning code of practice: Indian standard. New Delhi: Bureau of Indian Standards.
Harvard
(1991). Protection of buildings and allied structures against lightning code of practice: Indian standard. New Delhi: Bureau of Indian Standards.
MLA
Protection of buildings and allied structures against lightning code of practice: Indian standard. New Delhi: Bureau of Indian Standards. 1991.