APA-Zitierstil (7. Ausg.)

Popper, K. R. (1975). Objective knowledge: An evolutionary approach (Repr. and (with corrections).). Clarendon Press.

Chicago-Zitierstil (17. Ausg.)

Popper, Karl R. Objective Knowledge: An Evolutionary Approach. Repr. and (with corrections). Oxford: Clarendon Press, 1975.

MLA-Zitierstil (9. Ausg.)

Popper, Karl R. Objective Knowledge: An Evolutionary Approach. Repr. and (with corrections). Clarendon Press, 1975.