Não informado. (1956). Minnesota Studies in the Philosophy of Science. Minnesota Center of Philosophy of Science.
Chicago-Zitierstil (17. Ausg.)Não informado. Minnesota Studies in the Philosophy of Science. Minneapolis, Minn: Minnesota Center of Philosophy of Science, 1956.
MLA-Zitierstil (8. Ausg.)Não informado. Minnesota Studies in the Philosophy of Science. Minnesota Center of Philosophy of Science, 1956.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.