APA (7th ed.) Citation

Ferko, V., & Maňka, P. (1964). Zrnko, otvor sa! Mladé letá.

Chicago Style (17th ed.) Citation

Ferko, Vladimír, and Pavel Maňka. Zrnko, Otvor Sa! Bratislava: Mladé letá, 1964.

MLA (9th ed.) Citation

Ferko, Vladimír, and Pavel Maňka. Zrnko, Otvor Sa! Mladé letá, 1964.

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