Ray, S. (1997). Industrial labour productivity in Rajasthan. Institute of Development Studies.
Cita Chicago Style (17a ed.)Ray, Sunil. Industrial Labour Productivity in Rajasthan. Jaipur, India: Institute of Development Studies, 1997.
Cita MLA (8a ed.)Ray, Sunil. Industrial Labour Productivity in Rajasthan. Institute of Development Studies, 1997.
Precaución: Estas citas no son 100% exactas.