Cita APA (7th ed.)
Steinberg, S. H. (1951). The statesman's Year-book: Statistical and historical annual of the states of the world. Macmillan.
Cita Chicago (17th ed.)
Steinberg, Sigfrid Heinrich. The Statesman's Year-book: Statistical and Historical Annual of the States of the World. London: Macmillan, 1951.
Cita MLA (9th ed.)
Steinberg, Sigfrid Heinrich. The Statesman's Year-book: Statistical and Historical Annual of the States of the World. Macmillan, 1951.
Atenció: Aquestes cites poden no estar 100% correctes.