Longo, G., & Vaucouleurs, A. d. (1983). A general catalogue of photoelectric magnitudes and colors in the U,B,V system of 3578 galaxies brighter than the 16th V-magnitude: 1936 - 1982.
Chicago-Zitierstil (17. Ausg.)Longo, Giuseppe, und Antoinette de Vaucouleurs. A General Catalogue of Photoelectric Magnitudes and Colors in the U,B,V System of 3578 Galaxies Brighter than the 16th V-magnitude: 1936 - 1982. Austin, 1983.
MLA-Zitierstil (9. Ausg.)Longo, Giuseppe, und Antoinette de Vaucouleurs. A General Catalogue of Photoelectric Magnitudes and Colors in the U,B,V System of 3578 Galaxies Brighter than the 16th V-magnitude: 1936 - 1982. 1983.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.