APA (7th ed.) Citation

Hergé. As 7 bolas de cristal. Editora Record.

Chicago Style (17th ed.) Citation

Hergé. As 7 Bolas De Cristal. Editora Record.

MLA (8th ed.) Citation

Hergé. As 7 Bolas De Cristal. Editora Record.

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