APA (7th ed.) Zitazioa

HUSSERL, E. (1978). Formal and transcendental logic, by. Martinus Nijhoff.

Chicago Style (17th ed.) Zitazioa

HUSSERL, Edmund. Formal and Transcendental Logic, by. The Hague: Martinus Nijhoff, 1978.

MLA (9th ed.) Zitazioa

HUSSERL, Edmund. Formal and Transcendental Logic, by. Martinus Nijhoff, 1978.