APA (7th ed.) Citation

Puchala, V., & Puchala, V. O oblohe.

Chicago Style (17th ed.) Citation

Puchala, Vladimír, and Vladimír Puchala. O Oblohe.

MLA (9th ed.) Citation

Puchala, Vladimír, and Vladimír Puchala. O Oblohe.

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