APA-referens (7:e uppl.)

Sagut, J. C. (2011). On the question of being: A Thomistic response to Martin Heidegger's critique against western metaphysics. Philippiniana Sacra.

Chicago-referens (17:e uppl.)

Sagut, Joel C. "On the Question of Being: A Thomistic Response to Martin Heidegger's Critique Against Western Metaphysics." Philippiniana Sacra 2011.

MLA-referens (9:e uppl.)

Sagut, Joel C. "On the Question of Being: A Thomistic Response to Martin Heidegger's Critique Against Western Metaphysics." Philippiniana Sacra, 2011.