1. Emad, Parvis. 2007. On the Way to Heidegger’s Contributions to Philosophy. Madison: The University of Wisconsin Press.
2. Heidegger, Martin. 1975. Die Grundprobleme der Phänomenologie, GA 25. Frankfurt am Main: Vittorio Klostermann.
3. Heidegger, Martin. 1977. Sein und Zeit, GA 2. Frankfurt am Main: Vittorio Klostermann.
4. Heidegger, Martin. 1989. Beitrage zur Philosophie (Vom Ereignis). Frankfurt am Main: Vittorio Klostermann. 1999. Trans. Parvis Emad and Kenneth Maly. Contributions to philosophy (From enowning). Bloomington: Indiana University Press.
5. Heidegger, Martin. 1996. Being and Time. Trans. Joan Stambaugh. Albany: State University of New York Press.