Ray, S. (1993). The North -south economics: The growth divide of the world. Prentice hall of India.
Citación estilo ChicagoRay, S. The North -south Economics: The Growth Divide of the World. delhi: Prentice hall of India, 1993.
Cita MLARay, S. The North -south Economics: The Growth Divide of the World. Prentice hall of India, 1993.
Warning: These citations may not always be 100% accurate.