APA (7th ed.) Citation

International Geographical Congress New Delhi, India. (1968). Congress & ICA programme.

Chicago Style (17th ed.) Citation

International Geographical Congress New Delhi, India. Congress & ICA Programme. New Delhi, 1968.

MLA (8th ed.) Citation

International Geographical Congress New Delhi, India. Congress & ICA Programme. 1968.

Warning: These citations may not always be 100% accurate.