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Dyfyniad Arddull ChicagoChildren's Environments Quarterly. New York, N.Y.: Center for Human Environments/Environmental Psychology Program, The Graduate Center of the City University of New York, 1984.
Dyfyniad MLAChildren's Environments Quarterly. Center for Human Environments/Environmental Psychology Program, The Graduate Center of the City University of New York, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.