APA aipamena

Ross, A. R., & Lewin, K. (1992). Science kits in developing countries: An appraisal of potential. International Institute for Educational Planning.

Chicago Style aipamena

Ross, Angus R., and Keith Lewin. Science Kits in Developing Countries: An Appraisal of Potential. Paris: International Institute for Educational Planning, 1992.

MLA aipamena

Ross, Angus R., and Keith Lewin. Science Kits in Developing Countries: An Appraisal of Potential. International Institute for Educational Planning, 1992.