Bird, R. M., & Oldman, O. (1975). Readings on taxation in developing countries (3d ed.). Johns Hopkins University Press.
Lua i Stíl Chicago (17ú heag.)Bird, Richard Miller, agus Oliver Oldman. Readings on Taxation in Developing Countries. 3d ed. Baltimore: Johns Hopkins University Press, 1975.
Lua MLA (9ú heag.)Bird, Richard Miller, agus Oliver Oldman. Readings on Taxation in Developing Countries. 3d ed. Johns Hopkins University Press, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.