Cita APA (7a ed.)

Merson, A. (1948). Youth at the Helm. Longmans, Green and Co..

Cita Chicago Style (17a ed.)

Merson, A.J. Youth at the Helm. London: Longmans, Green and Co., 1948.

Cita MLA (9a ed.)

Merson, A.J. Youth at the Helm. Longmans, Green and Co., 1948.