APA (7th ed.) Citation

Gunberg, I., Stern, M. A., & Kaul, I. (1999). Global public goods: International cooperation in the 21st century. Oxford University Press.

Chicago Style (17th ed.) Citation

Gunberg, Isabelle, Marc A. Stern, and Inge Kaul. Global Public Goods: International Cooperation in the 21st Century. Oxford [etc.]: Oxford University Press, 1999.

MLA (9th ed.) Citation

Gunberg, Isabelle, et al. Global Public Goods: International Cooperation in the 21st Century. Oxford University Press, 1999.