APA

Gifford C., Gerrell S., . (2000). Sheriff Showoff. London: Ladybird.

Chicago

Gifford Clive, Gerrell Spike, . 2000. Sheriff Showoff. London: Ladybird.

Harvard

Gifford C., Gerrell S., . (2000). Sheriff Showoff. London: Ladybird.

MLA

Gifford Clive, Gerrell Spike, . Sheriff Showoff. London: Ladybird. 2000.