Burroughs, W. S. Helnwein's work. Gottfried Helnwein : [the works presented in this book were included in a large retrospective in the State Russian Museum, St. Petersburg in 1997].
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBurroughs, William S. "Helnwein's Work." Gottfried Helnwein : [the Works Presented in This Book Were Included in a Large Retrospective in the State Russian Museum, St. Petersburg in 1997] .
M.L.A (8 ম সংস্করণ) উদ্ধৃতিBurroughs, William S. "Helnwein's Work." Gottfried Helnwein : [the Works Presented in This Book Were Included in a Large Retrospective in the State Russian Museum, St. Petersburg in 1997], .
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