APA

Herge, . (1982). The Castafiore Emerald. London: A Magnet Book.

Chicago

Herge, . 1982. The Castafiore Emerald. London: A Magnet Book.

Harvard

Herge, . (1982). The Castafiore Emerald. London: A Magnet Book.

MLA

Herge, . The Castafiore Emerald. London: A Magnet Book. 1982.