MLA

Cammaerts, Emile. The Prisoner At Laeken : King Leopold : Legend and Fact. London: Cresset Press, 1941.

APA

Cammaerts, E. (1941). The prisoner at Laeken : King Leopold : legend and fact. London: Cresset Press.

Chicago

Cammaerts, Emile The Prisoner At Laeken: King Leopold : Legend and Fact. London: Cresset Press, 1941.