Polkinghorne, J. (2001). The work of love: Creation as kenosis. SPCK.
Chicago Style (17th ed.) ZitazioaPolkinghorne, John. The Work of Love: Creation as Kenosis. Michigan: SPCK, 2001.
MLA (9th ed.) ZitazioaPolkinghorne, John. The Work of Love: Creation as Kenosis. SPCK, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.