Dyfyniad APA

Qiang, C. Z., Pitt, A., & Ayers, S. (2004). Contribution of information and communication technologies to growth. World Bank.

Dyfyniad Arddull Chicago

Qiang, Christine Zhen-Wei, Alexander Pitt, and Seth Ayers. Contribution of Information and Communication Technologies to Growth. Washington, DC: World Bank, 2004.

Dyfyniad MLA

Qiang, Christine Zhen-Wei, et al. Contribution of Information and Communication Technologies to Growth. World Bank, 2004.

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