Kingston, A. G., & Antony, G. (1986). Effects of price and income changes on rural household demand in Tonga. Faculty of Economic Studies, University of New England.
Lua i Stíl Chicago (17ú heag.)Kingston, Anthony G., agus George Antony. Effects of Price and Income Changes on Rural Household Demand in Tonga. [Armidale]: Faculty of Economic Studies, University of New England, 1986.
Lua MLA (9ú heag.)Kingston, Anthony G., agus George Antony. Effects of Price and Income Changes on Rural Household Demand in Tonga. Faculty of Economic Studies, University of New England, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.