Não informado. (2004). Kobe Economic and Business Review. Kobe University, Research Institute for Economics and Business Administration.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Kobe Economic and Business Review. Kobe, Japão: Kobe University, Research Institute for Economics and Business Administration, 2004.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Kobe Economic and Business Review. Kobe University, Research Institute for Economics and Business Administration, 2004.
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