Green, C. (1976). Decline and fall of science. Institute of Psychophical research.
Dyfyniad Arddull ChicagoGreen, Celia. Decline and Fall of Science. Oxford: Institute of Psychophical research, 1976.
Dyfyniad MLAGreen, Celia. Decline and Fall of Science. Institute of Psychophical research, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.