APA (7th ed.) Citation

Heidegger, M. (1949). Was ist Metaphysik? Vittorio Klostermann.

Chicago Style (17th ed.) Citation

Heidegger, Martin. Was Ist Metaphysik? Frankfurt: Vittorio Klostermann, 1949.

MLA (9th ed.) Citation

Heidegger, Martin. Was Ist Metaphysik? Vittorio Klostermann, 1949.

Warning: These citations may not always be 100% accurate.