Παραπομπή σε μορφή APA (7η εκδ.)

Tuttle, H. N. (2005). Human life is radical reality: An idea developed from the conceptions of Dilthey, Heidegger, and Ortega y Gasset. Peter Lang.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Tuttle, Howard N. Human Life Is Radical Reality: An Idea Developed from the Conceptions of Dilthey, Heidegger, and Ortega Y Gasset. New York: Peter Lang, 2005.

Παραπομπή σε μορφή MLA (8th εκδ.)

Tuttle, Howard N. Human Life Is Radical Reality: An Idea Developed from the Conceptions of Dilthey, Heidegger, and Ortega Y Gasset. Peter Lang, 2005.