International Paul Tillich Symposium & Hummel, G. (1989). God and being: The problem of ontology in the philosophical theology of Paul Tillich : contributions made to the II. International Paul Tillich Symposium held in Frankfurt 1988. Walter de Gruyter.
Cita Chicago Style (17a ed.)International Paul Tillich Symposium y Gert Hummel. God and Being: The Problem of Ontology in the Philosophical Theology of Paul Tillich : Contributions Made to the II. International Paul Tillich Symposium Held in Frankfurt 1988. Berlin [etc.]: Walter de Gruyter, 1989.
Cita MLA (9a ed.)International Paul Tillich Symposium y Gert Hummel. God and Being: The Problem of Ontology in the Philosophical Theology of Paul Tillich : Contributions Made to the II. International Paul Tillich Symposium Held in Frankfurt 1988. Walter de Gruyter, 1989.
