Consumers' Association of Singapore. (1971). CASE report. Consumers Association of Singapore.
Dyfyniad Arddull ChicagoConsumers' Association of Singapore. CASE Report. Singapore: Consumers Association of Singapore, 1971.
Dyfyniad MLAConsumers' Association of Singapore. CASE Report. Consumers Association of Singapore, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.