एपीए उद्धरण

Kaku, M., & Thompson, J. (1999). Beyond Einstein: The cosmic quest for the theory of the universe. Oxford University.

शिकागो स्टाइल उद्धरण

Kaku, Michio, और Jennifer Thompson. Beyond Einstein: The Cosmic Quest for the Theory of the Universe. New York: Oxford University, 1999.

एमएलए उद्धरण

Kaku, Michio, और Jennifer Thompson. Beyond Einstein: The Cosmic Quest for the Theory of the Universe. Oxford University, 1999.