APA (7th ed.) Citation

Haponenko, H. I., Yevtushenko, O. V., & Shamara, I. M. (2021). Problems and Prospects of Greening Tourism in Ukraine.

Chicago Style (17th ed.) Citation

Haponenko, H. I., O. V. Yevtushenko, and I. M. Shamara. Problems and Prospects of Greening Tourism in Ukraine. 2021.

MLA (8th ed.) Citation

Haponenko, H. I., et al. Problems and Prospects of Greening Tourism in Ukraine. 2021.

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