Hulley, L. D. (1980). On being human: A consideration of human criteria for judging development and development aid.
Lua i Stíl Chicago (17ú heag.)Hulley, L. D. On Being Human: A Consideration of Human Criteria for Judging Development and Development Aid. 1980.
Lua MLA (8ú heag.)Hulley, L. D. On Being Human: A Consideration of Human Criteria for Judging Development and Development Aid. 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.