Dyfyniad APA

Stern, R. M., & Ray, W. J. (1975). Programmed learning aid for biofeedback and the control of internal bodily activity. Learning Systems.

Dyfyniad Arddull Chicago

Stern, Robert M., and William J. Ray. Programmed Learning Aid for Biofeedback and the Control of Internal Bodily Activity. Homewood, Ill: Learning Systems, 1975.

Dyfyniad MLA

Stern, Robert M., and William J. Ray. Programmed Learning Aid for Biofeedback and the Control of Internal Bodily Activity. Learning Systems, 1975.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.