APA (7th ed.) Zitazioa
ebrary, Inc, & Qiangfang, G. (2013). Yearbook of China city competitiveness 2012. Enrich Professional.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Gui Qiangfang. Yearbook of China City Competitiveness 2012. Singapore: Enrich Professional, 2013.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Gui Qiangfang. Yearbook of China City Competitiveness 2012. Enrich Professional, 2013.
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