Cita APA

Barker, R. (1977). Strike hard, strike sure: Epics of the Bombers. Pan Books.

Citación estilo Chicago

Barker, Ralph. Strike Hard, Strike Sure: Epics of the Bombers. London ; Sydney: Pan Books, 1977.

Cita MLA

Barker, Ralph. Strike Hard, Strike Sure: Epics of the Bombers. Pan Books, 1977.