Cita APA (7a ed.)

Bowman, I. (1923). The new World: Problems in political geography. Harrap.

Cita Chicago Style (17a ed.)

Bowman, Isaiah. The New World: Problems in Political Geography. London: Harrap, 1923.

Cita MLA (9a ed.)

Bowman, Isaiah. The New World: Problems in Political Geography. Harrap, 1923.