India. Ministry of Tourism and Civil Aviation. (1980). Committee on public undertakings (1980-81): Twelfth report on international airports authority of India - imbalances in the utilization of airports and in the operations of foreign airlines vis-a-vis national carriers. Lok Sabha.

India. Ministry of Tourism and Civil Aviation. Committee on Public Undertakings (1980-81): Twelfth Report on International Airports Authority of India - Imbalances in the Utilization of Airports and in the Operations of Foreign Airlines Vis-a-vis National Carriers. New Delhi: Lok Sabha, 1980.

India. Ministry of Tourism and Civil Aviation. Committee on Public Undertakings (1980-81): Twelfth Report on International Airports Authority of India - Imbalances in the Utilization of Airports and in the Operations of Foreign Airlines Vis-a-vis National Carriers. Lok Sabha, 1980.