APA (7th ed.) Citation

Ryhas, Y. (2016). Differentiation of administrative areas of Poltava region on degree of ecological safety.

Chicago Style (17th ed.) Citation

Ryhas, Ye. Differentiation of Administrative Areas of Poltava Region on Degree of Ecological Safety. 2016.

MLA (8th ed.) Citation

Ryhas, Ye. Differentiation of Administrative Areas of Poltava Region on Degree of Ecological Safety. 2016.

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