Over zekerheid

MLA

Wittgenstein, Ludwig, Sybe Terwee, and G. H Von Wright. Over Zekerheid. Meppel: Boom, 1977.

APA

Wittgenstein, L., Terwee, S., & Von Wright, G. H. (1977). Over zekerheid. Meppel: Boom.

Chicago

Wittgenstein, Ludwig, and G. H Von Wright. Over Zekerheid. Translated by Sybe Terwee. Meppel: Boom, 1977.