APA

Childs S., . (1993). The Three Billy Goats Gruff. London: Ladybird.

Chicago

Childs Sam, . 1993. The Three Billy Goats Gruff. London: Ladybird.

Harvard

Childs S., . (1993). The Three Billy Goats Gruff. London: Ladybird.

MLA

Childs Sam, . The Three Billy Goats Gruff. London: Ladybird. 1993.