Παραπομπή APA

Nagel, E. (1956). Logic without metaphysics: And other essays in the philosophy of science. Glencoe, IL: The Free Press.

Παραπομπή Chicago Style

Nagel, Ernest. Logic Without Metaphysics: And Other Essays in the Philosophy of Science. Glencoe, IL: The Free Press, 1956.

Παραπομπή MLA

Nagel, Ernest. Logic Without Metaphysics: And Other Essays in the Philosophy of Science. Glencoe, IL: The Free Press, 1956.

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