Cita APA (7a ed.)

Poulsom, N. W. (1968). The white ribbon: A medallic record of British polar expeditions. Seaby.

Cita Chicago Style (17a ed.)

Poulsom, Neville Wright. The White Ribbon: A Medallic Record of British Polar Expeditions. London: Seaby, 1968.

Cita MLA (8a ed.)

Poulsom, Neville Wright. The White Ribbon: A Medallic Record of British Polar Expeditions. Seaby, 1968.