APA (7th ed.) Citation

Ostapko, V. M., & Kunets, J. (2009). A scale for evaluation of ornamental characteristics of Ukraine's SouthEast flora petrophyte species.

Chicago Style (17th ed.) Citation

Ostapko, V. M., and Ju Kunets. A Scale for Evaluation of Ornamental Characteristics of Ukraine's SouthEast Flora Petrophyte Species. 2009.

MLA (8th ed.) Citation

Ostapko, V. M., and Ju Kunets. A Scale for Evaluation of Ornamental Characteristics of Ukraine's SouthEast Flora Petrophyte Species. 2009.

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