APA

Koralek J., Cox S., . (1997). Keeping Secrets. London: Mammoth.

Chicago

Koralek Jenny, Cox Steve, . 1997. Keeping Secrets. London: Mammoth.

Harvard

Koralek J., Cox S., . (1997). Keeping Secrets. London: Mammoth.

MLA

Koralek Jenny, Cox Steve, . Keeping Secrets. London: Mammoth. 1997.