Ostrovsky, N. (2018). Thép đã tôi thế đấy. Hà Nội: Văn Học.
শিকাগো স্টাইলে সাইটেশনOstrovsky, Nicolai. Thép đã Tôi Thế đấy. Hà Nội: Văn Học, 2018.
এমএলএ সাইটেশনOstrovsky, Nicolai. Thép đã Tôi Thế đấy. Hà Nội: Văn Học, 2018.
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