Cita APA (7th ed.)

Newbold, K. B. (2017). Population Geography: Tools and Issues (3rd ed.). Rowman & Littlefield.

Cita Chicago (17th ed.)

Newbold, K. Bruce. Population Geography: Tools and Issues. 3rd ed. London.: Rowman & Littlefield, 2017.

Cita MLA (9th ed.)

Newbold, K. Bruce. Population Geography: Tools and Issues. 3rd ed. Rowman & Littlefield, 2017.