Dyfyniad APA

Stoessinger, J. G. (1990). Nations in darkness--China, Russia, and America (5th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Stoessinger, John George. Nations in Darkness--China, Russia, and America. 5th ed. New York: McGraw-Hill, 1990.

Dyfyniad MLA

Stoessinger, John George. Nations in Darkness--China, Russia, and America. 5th ed. McGraw-Hill, 1990.

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