Peet, C., & Peet, C. (2019). Practicing Transcendence: Axial Age Spiritualities for a World in Crisis (1st ed. 2019.). Springer International Publishing : Imprint: Palgrave Macmillan. https://doi.org/10.1007/978-3-030-14432-6
Παραπομπή σε μορφή Chicago (17η εκδ.)Peet, Christopher, και Christopher Peet. Practicing Transcendence: Axial Age Spiritualities for a World in Crisis. 1st ed. 2019. Cham: Springer International Publishing : Imprint: Palgrave Macmillan, 2019. https://doi.org/10.1007/978-3-030-14432-6.
Παραπομπή σε μορφή MLA (8th εκδ.)Peet, Christopher, και Christopher Peet. Practicing Transcendence: Axial Age Spiritualities for a World in Crisis. 1st ed. 2019. Springer International Publishing : Imprint: Palgrave Macmillan, 2019. https://doi.org/10.1007/978-3-030-14432-6.
