Nowell, R. (1974). Fear of death. Social Communications Center Development and Research Foundation.
Lua i Stíl Chicago (17ú heag.)Nowell, Robert. Fear of Death. Manila: Social Communications Center Development and Research Foundation, 1974.
Lua MLA (9ú heag.)Nowell, Robert. Fear of Death. Social Communications Center Development and Research Foundation, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.