Manhattan Prep. (2014). Gmat critical reasoning (Sixth edition.). FSC.
Dyfyniad Arddull ChicagoManhattan Prep. Gmat Critical Reasoning. Sixth edition. Manhattan: FSC, 2014.
Dyfyniad MLAManhattan Prep. Gmat Critical Reasoning. Sixth edition. FSC, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.