Roy Singh, R. (1991). Education for the twenty-first century: Asia Pacific perspectives. Unesco.
Chicago Style aipamenaRoy Singh, Raja. Education for the Twenty-first Century: Asia Pacific Perspectives. Bangkok: Unesco, 1991.
MLA aipamenaRoy Singh, Raja. Education for the Twenty-first Century: Asia Pacific Perspectives. Unesco, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.