Csikszentmihalyi, M. (1992). Flow: The psychology of happiness. Rider.
Dyfyniad Arddull ChicagoCsikszentmihalyi, Mihaly. Flow: The Psychology of Happiness. London: Rider, 1992.
Dyfyniad MLACsikszentmihalyi, Mihaly. Flow: The Psychology of Happiness. Rider, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.