Roth, M. M. (1993). CCD-Spektrophotometrie planetarischer Nebel.
Chicago Style (17th ed.) CitationRoth, Martin M. CCD-Spektrophotometrie Planetarischer Nebel. 1993.
MLA (9th ed.) CitationRoth, Martin M. CCD-Spektrophotometrie Planetarischer Nebel. 1993.
Warning: These citations may not always be 100% accurate.