APA
Zeng D. Z., . (2007). Knowledge, technology, and cluster-based growth in Africa. Washington, DC: World Bank.
Chicago
Zeng Douglas Zhihua, . 2007. Knowledge, technology, and cluster-based growth in Africa. Washington, DC: World Bank.
Harvard
Zeng D. Z., . (2007). Knowledge, technology, and cluster-based growth in Africa. Washington, DC: World Bank.
MLA
Zeng Douglas Zhihua, . Knowledge, technology, and cluster-based growth in Africa. Washington, DC: World Bank. 2007.