APA (7th ed.) Citation

Rossotto, C. M., Wellenius, B., Lewin, A., & Gomez, C. R. (2013). Competition in International Voice Communications. Washington, DC: World Bank.

Chicago Style (17th ed.) Citation

Rossotto, Carlo Maria, Bjorn Wellenius, Anat Lewin, and Carlos R. Gomez. Competition in International Voice Communications. Washington, DC: World Bank, 2013.

MLA (8th ed.) Citation

Rossotto, Carlo Maria, et al. Competition in International Voice Communications. Washington, DC: World Bank, 2013.