Dyfyniad APA

O'Rourke, K., & Williamson, J. (2005). From Malthus to Ohlin: Trade, industrialisation and distribution since 1500. Springer.

Dyfyniad Arddull Chicago

O'Rourke, K., and J. Williamson. From Malthus to Ohlin: Trade, Industrialisation and Distribution Since 1500. Springer, 2005.

Dyfyniad MLA

O'Rourke, K., and J. Williamson. From Malthus to Ohlin: Trade, Industrialisation and Distribution Since 1500. Springer, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.