APA (7th ed.) Citation

Kulakovska, T. A., & Petkov, O. I. (2015). The level of the shadow economy in Ukraine and ways to combat it.

Chicago Style (17th ed.) Citation

Kulakovska, T. A., and O. I. Petkov. The Level of the Shadow Economy in Ukraine and Ways to Combat It. 2015.

MLA (8th ed.) Citation

Kulakovska, T. A., and O. I. Petkov. The Level of the Shadow Economy in Ukraine and Ways to Combat It. 2015.

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