APA (7th ed.) Citation

Onyshchenko, O., & Dubrovina, L. (2005). Library Activity in Ukraine in 30 - 50-ies of XX century.

Chicago Style (17th ed.) Citation

Onyshchenko, O., and L. Dubrovina. Library Activity in Ukraine in 30 - 50-ies of XX Century. 2005.

MLA (8th ed.) Citation

Onyshchenko, O., and L. Dubrovina. Library Activity in Ukraine in 30 - 50-ies of XX Century. 2005.

Warning: These citations may not always be 100% accurate.