Singer, H. W., Wood, J. B., & Jennings, A. (1987). Food aid: The challenge and the opportunity. Clarendon Press.
Lua i Stíl Chicago (17ú heag.)Singer, H. W., John B. Wood, agus Anthony Jennings. Food Aid: The Challenge and the Opportunity. Oxford: Clarendon Press, 1987.
Lua MLA (8ú heag.)Singer, H. W., et al. Food Aid: The Challenge and the Opportunity. Clarendon Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.