APA (7 वां संस्करण) प्रशस्ति पत्र

Petrova, E. N. (2005). Russian and Soviet Collages: 1920s - 1990s. Palace Ed. [u.a.].

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Petrova, Evgenija Nikolaevna. Russian and Soviet Collages: 1920s - 1990s. St. Petersburg: Palace Ed. [u.a.], 2005.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Petrova, Evgenija Nikolaevna. Russian and Soviet Collages: 1920s - 1990s. Palace Ed. [u.a.], 2005.

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