Cita APA

Hergé. As 7 bolas de cristal. Editora Record.

Chicago Style (17th ed.) Citation

Hergé. As 7 Bolas De Cristal. Editora Record.

Cita MLA

Hergé. As 7 Bolas De Cristal. Editora Record.

Atenció: Aquestes cites poden no estar 100% correctes.