India planning commission. (1972). Fourth paln: Mid-term appraisal. Planning.
Dyfyniad Arddull ChicagoIndia planning commission. Fourth Paln: Mid-term Appraisal. New Delhi: Planning, 1972.
Dyfyniad MLAIndia planning commission. Fourth Paln: Mid-term Appraisal. Planning, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.