APA

Wragg T., Biro V., . (1994). Who is it ?. London: Thomas Nelson and sons.

Chicago

Wragg Ted, Biro Val, . 1994. Who is it ?. London: Thomas Nelson and sons.

Harvard

Wragg T., Biro V., . (1994). Who is it ?. London: Thomas Nelson and sons.

MLA

Wragg Ted, Biro Val, . Who is it ?. London: Thomas Nelson and sons. 1994.