International Astronomical Union. Colloquium, International Astronomical Union, Gaposchkin, E. M., & Koaczek, B. (1981). Reference coordinate systems for earth dynamics: Proceedings of the 56th Colloquium of the International Astronomical Union held in Warsaw, Poland, September 8-12, 1980. D. Reidel.
Chicago Style (17th ed.) CitationInternational Astronomical Union. Colloquium, International Astronomical Union, E. M. Gaposchkin, and Barbara Koaczek. Reference Coordinate Systems for Earth Dynamics: Proceedings of the 56th Colloquium of the International Astronomical Union Held in Warsaw, Poland, September 8-12, 1980. Dordrecht, Holland ; Boston: D. Reidel, 1981.
MLA (9th ed.) CitationInternational Astronomical Union. Colloquium, et al. Reference Coordinate Systems for Earth Dynamics: Proceedings of the 56th Colloquium of the International Astronomical Union Held in Warsaw, Poland, September 8-12, 1980. D. Reidel, 1981.