एपीए उद्धरण

Pool, I. d. S. (1990). Technologies without boundaries: On telecommunications in a global age. Cambridge, Mass: Harvard University Press.

शिकागो स्टाइल उद्धरण

Pool, Ithiel de Sola. Technologies Without Boundaries: On Telecommunications in a Global Age. Cambridge, Mass: Harvard University Press, 1990.

एमएलए उद्धरण

Pool, Ithiel de Sola. Technologies Without Boundaries: On Telecommunications in a Global Age. Cambridge, Mass: Harvard University Press, 1990.