Polkinghorne, D. (2004). Practice and the human sciences: The case for a judgment-based practice of care. State University of New York Press.
Lua i Stíl Chicago (17ú heag.)Polkinghorne, Donald. Practice and the Human Sciences: The Case for a Judgment-based Practice of Care. Albany: State University of New York Press, 2004.
Lua MLA (9ú heag.)Polkinghorne, Donald. Practice and the Human Sciences: The Case for a Judgment-based Practice of Care. State University of New York Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.