MLA

Popper, Karl. Conjectures and Refutations: The Grow of Scientific Knowledge. New York, NY: Harper Torchbooks, 1965.

APA

Popper, K. (1965). Conjectures and Refutations: The Grow of Scientific Knowledge. New York, NY: Harper Torchbooks.

Chicago

Popper, Karl Conjectures and Refutations: The Grow of Scientific Knowledge. New York, NY: Harper Torchbooks, 1965.