Não informado. (1991). Litteraria Pragensia. Czechoslovak Academy of Sciences and Arts, Institute for Czech and World Literature.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Litteraria Pragensia. Prague: Czechoslovak Academy of Sciences and Arts, Institute for Czech and World Literature, 1991.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Litteraria Pragensia. Czechoslovak Academy of Sciences and Arts, Institute for Czech and World Literature, 1991.
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