Bodén, E. (1951). A research on the galactic clusters NGC 436 and NGC 457. Almqvist & Wiksell.
Chicago Style (17th ed.) CitationBodén, Erik. A Research on the Galactic Clusters NGC 436 and NGC 457. Uppsala: Almqvist & Wiksell, 1951.
Cita MLABodén, Erik. A Research on the Galactic Clusters NGC 436 and NGC 457. Almqvist & Wiksell, 1951.
Atenció: Aquestes cites poden no estar 100% correctes.