Não informado. (1969). Bulletin of the Department of Geography. University of Tokyo, Department of Geography.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Bulletin of the Department of Geography. Tokyo: University of Tokyo, Department of Geography, 1969.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Bulletin of the Department of Geography. University of Tokyo, Department of Geography, 1969.
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