APA

Herge, . (1982). The Calculus Affair. Tournai: Magnet Book.

Chicago

Herge, . 1982. The Calculus Affair. Tournai: Magnet Book.

Harvard

Herge, . (1982). The Calculus Affair. Tournai: Magnet Book.

MLA

Herge, . The Calculus Affair. Tournai: Magnet Book. 1982.