Kundt, W. A Brief Observational History of the Black-Hole Spacetimes. Wiley.
Chicago Style (17th ed.) CitationKundt, Wolfgang. A Brief Observational History of the Black-Hole Spacetimes. Wiley.
MLA (9th ed.) CitationKundt, Wolfgang. A Brief Observational History of the Black-Hole Spacetimes. Wiley.
Warning: These citations may not always be 100% accurate.