Symposium on the Spiral Structure of Our Galaxy University of Basel, Universität Basel, International Astronomical Union, Becker, W., & Contopoulos, G. (1970). The spiral structure of our galaxy. Reidel.
Chicago Style (17th ed.) CitationSymposium on the Spiral Structure of Our Galaxy University of Basel, Universität Basel, International Astronomical Union, Wilhelm Becker, and George Contopoulos. The Spiral Structure of Our Galaxy. Dordrecht: Reidel, 1970.
MLA (9th ed.) CitationSymposium on the Spiral Structure of Our Galaxy University of Basel, et al. The Spiral Structure of Our Galaxy. Reidel, 1970.
Warning: These citations may not always be 100% accurate.