Luijpen, W. Existential phenomenology / W. Luijpen. - Pittsburge : Duquesne University Press, c1960. - xiii, 362 p. ; 25 cm. - Duquesne studies., Philosophical series ; no 12. . - Duquesne studies., Philosophical series ; no 12. . Includes index Subjects--Topical Terms: Phenomenology. Existentialism. Dewey Class. No.: 142.7 / LUD 1960