Dyfyniad APA

Heisenberg, W. (1974). Across the frontiers: World perspectives. New York: Happer and Row.

Dyfyniad Arddull Chicago

Heisenberg, Werner. Across the Frontiers: World Perspectives. New York: Happer and Row, 1974.

Dyfyniad MLA

Heisenberg, Werner. Across the Frontiers: World Perspectives. New York: Happer and Row, 1974.

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