एपीए उद्धरण

Popper, K. R. (2002). Conjectures and refutations: The growth of scientific knowledge. New York: Routledge.

शिकागो स्टाइल उद्धरण

Popper, Karl R. Conjectures and Refutations: The Growth of Scientific Knowledge. New York: Routledge, 2002.

एमएलए उद्धरण

Popper, Karl R. Conjectures and Refutations: The Growth of Scientific Knowledge. New York: Routledge, 2002.