Cita APA (7th ed.)

O'Brien, G. (1972). The economic history of Ireland in the seventeenth century. A. M. Kelley.

Cita Chicago (17th ed.)

O'Brien, George. The Economic History of Ireland in the Seventeenth Century. Clifton [N.J.]: A. M. Kelley, 1972.

Cita MLA (8th ed.)

O'Brien, George. The Economic History of Ireland in the Seventeenth Century. A. M. Kelley, 1972.