Dyfyniad APA

276446 Fuller, R. B. (1970). Utopia or oblivion; the prospects for humanity. Harmondsworth : Penguin.

Dyfyniad Arddull Chicago

276446 Fuller, R. Buckminster. Utopia or Oblivion; the Prospects for Humanity. Harmondsworth : Penguin, 1970.

Dyfyniad MLA

276446 Fuller, R. Buckminster. Utopia or Oblivion; the Prospects for Humanity. Harmondsworth : Penguin, 1970.

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