Cita APA (7th ed.)

Husserl, E., & Cairns, D. (1969). Formal and transcendental logic. Martinus Nijhoff.

Cita Chicago (17th ed.)

Husserl, Edmund, i Dorion Cairns. Formal and Transcendental Logic. The Hague: Martinus Nijhoff, 1969.

Cita MLA (9th ed.)

Husserl, Edmund, i Dorion Cairns. Formal and Transcendental Logic. Martinus Nijhoff, 1969.