International Astronautical Congress New York, NY. Proceedings: New York 1968. Pergamon Press [u.a.].
Chicago Style (17th ed.) CitationInternational Astronautical Congress New York, NY. Proceedings: New York 1968. Oxford [u.a.]: Pergamon Press [u.a.].
MLA (9th ed.) CitationInternational Astronautical Congress New York, NY. Proceedings: New York 1968. Pergamon Press [u.a.].
Warning: These citations may not always be 100% accurate.