APA Citation

Duffy, J. (1819). Population of the British Empire, in 1819 (10th ed., improved.). Leeds: Printed and sold by E. Baines.

Chicago Style Citation

Duffy, J. Population of the British Empire, in 1819. 10th ed., improved. Leeds: Printed and sold by E. Baines, 1819.

MLA Citation

Duffy, J. Population of the British Empire, in 1819. 10th ed., improved. Leeds: Printed and sold by E. Baines, 1819.