Dyfyniad APA

North, R. C. (1990). War, peace, survival: Global politics... Westview press.

Dyfyniad Arddull Chicago

North, Robert C. War, Peace, Survival: Global Politics... Boulder: Westview press, 1990.

Dyfyniad MLA

North, Robert C. War, Peace, Survival: Global Politics... Westview press, 1990.

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