APA
(1973). National Conference on Tall Building New Delhi January. 73 Souvenir. New Delhi: INDIAN NATIONAL GROUP OF I A B S E.
Chicago
1973. National Conference on Tall Building New Delhi January. 73 Souvenir. New Delhi: INDIAN NATIONAL GROUP OF I A B S E.
Harvard
(1973). National Conference on Tall Building New Delhi January. 73 Souvenir. New Delhi: INDIAN NATIONAL GROUP OF I A B S E.
MLA
National Conference on Tall Building New Delhi January. 73 Souvenir. New Delhi: INDIAN NATIONAL GROUP OF I A B S E. 1973.