एपीए उद्धरण

Kembhavi, A., & Narlikar, J. V. (1999). Quasars and Active Galactic Nuclei, an Introduction. Cambridge University Press.

शिकागो स्टाइल उद्धरण

Kembhavi, Ajit.K, और Jayant V. Narlikar. Quasars and Active Galactic Nuclei, an Introduction. Cambridge: Cambridge University Press, 1999.

एमएलए उद्धरण

Kembhavi, Ajit.K, और Jayant V. Narlikar. Quasars and Active Galactic Nuclei, an Introduction. Cambridge University Press, 1999.