APA (7th ed.) Citation

Merle, R., & Merle, R. Taká krehká planéta.

Chicago Style (17th ed.) Citation

Merle, Robert, and Robert Merle. Taká Krehká Planéta.

MLA (9th ed.) Citation

Merle, Robert, and Robert Merle. Taká Krehká Planéta.

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