Ross, A. R., & Lewin, K. (1992). Science kits in developing countries: An appraisal of potential. International Institute for Educational Planning.
Citación estilo ChicagoRoss, Angus R., and Keith Lewin. Science Kits in Developing Countries: An Appraisal of Potential. Paris: International Institute for Educational Planning, 1992.
Cita MLARoss, Angus R., and Keith Lewin. Science Kits in Developing Countries: An Appraisal of Potential. International Institute for Educational Planning, 1992.
Warning: These citations may not always be 100% accurate.