Holsinger, D. B., & Cowell, R. N. (2000). Positioning secondary school education in developing countries: Expansion and curriculum. Unesco, International Institute for Educational Planning.
Lua i Stíl Chicago (17ú heag.)Holsinger, Donald B., agus Richard N. Cowell. Positioning Secondary School Education in Developing Countries: Expansion and Curriculum. Paris: Unesco, International Institute for Educational Planning, 2000.
Lua MLA (9ú heag.)Holsinger, Donald B., agus Richard N. Cowell. Positioning Secondary School Education in Developing Countries: Expansion and Curriculum. Unesco, International Institute for Educational Planning, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.