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Dyfyniad Arddull ChicagoWhy Governments Grow: Measuring Public Sector. Beverly Hills: Sage, 1983.
Dyfyniad MLAWhy Governments Grow: Measuring Public Sector. Sage, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.