Cita APA (7th ed.)

Kluge, E. H. (1980). The metaphysics of Gottlob Frege: An essay in ontological reconstruction. Martinus Nijhoff.

Cita Chicago (17th ed.)

Kluge, E. H. The Metaphysics of Gottlob Frege: An Essay in Ontological Reconstruction. La Haya: Martinus Nijhoff, 1980.

Cita MLA (9th ed.)

Kluge, E. H. The Metaphysics of Gottlob Frege: An Essay in Ontological Reconstruction. Martinus Nijhoff, 1980.