Velleman, J. D. (2015). Beyond price: Essays on birth and death. Open Book Publishers.
Lua i Stíl Chicago (17ú heag.)Velleman, J. David. Beyond Price: Essays on Birth and Death. Cambridge: Open Book Publishers, 2015.
Lua MLA (9ú heag.)Velleman, J. David. Beyond Price: Essays on Birth and Death. Open Book Publishers, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.