Dyfyniad APA

Bion, W. R. (1990). Brazilian lectures: 1973, São Paulo : 1974, Rio de Janeiro/São Paulo. Karnac Books.

Dyfyniad Arddull Chicago

Bion, Wilfred R. Brazilian Lectures: 1973, São Paulo : 1974, Rio De Janeiro/São Paulo. London: Karnac Books, 1990.

Dyfyniad MLA

Bion, Wilfred R. Brazilian Lectures: 1973, São Paulo : 1974, Rio De Janeiro/São Paulo. Karnac Books, 1990.

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