APA استشهاد

Korten,David C. (1990). Getting to the 21st century: Voluntary action and the global agenda. Oxford.

استشهاد بنمط شيكاغو

Korten,David C. Getting to the 21st Century: Voluntary Action and the Global Agenda. New Delhi: Oxford, 1990.

MLA استشهاد

Korten,David C. Getting to the 21st Century: Voluntary Action and the Global Agenda. Oxford, 1990.