Citazione Stile APA (7a Edizione)

Popper, K. R. (1965). Conjectures and refutatuions: The growth of scientific knowledge. Harper Torchbooks.

Citazione stile Chigago Style (17a edizione)

Popper, Karl R. Conjectures and Refutatuions: The Growth of Scientific Knowledge. New York: Harper Torchbooks, 1965.

Citatione MLA (9a ed.)

Popper, Karl R. Conjectures and Refutatuions: The Growth of Scientific Knowledge. Harper Torchbooks, 1965.