APA (7th ed.) Zitazioa
ebrary, Inc, Eng Ong, S., & Yu, S. (2002). World Valuation Congress. Emerald Group Publishing.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Seow Eng Ong, eta Shiming Yu. World Valuation Congress. Bradford, England: Emerald Group Publishing, 2002.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. World Valuation Congress. Emerald Group Publishing, 2002.
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