APA
World Energy Conference, . (1983). Do Working Group 5 WG 5a Oil Substitution in Developing Countries. New Delhi: Organising Committe 12th Congress of the World Energy Conference.
Chicago
World Energy Conference, . 1983. Do Working Group 5 WG 5a Oil Substitution in Developing Countries. New Delhi: Organising Committe 12th Congress of the World Energy Conference.
Harvard
World Energy Conference, . (1983). Do Working Group 5 WG 5a Oil Substitution in Developing Countries. New Delhi: Organising Committe 12th Congress of the World Energy Conference.
MLA
World Energy Conference, . Do Working Group 5 WG 5a Oil Substitution in Developing Countries. New Delhi: Organising Committe 12th Congress of the World Energy Conference. 1983.