APA (7th ed.) Citation

Plumb, J. H. (1972). Sir Robert Walpole / by J.H. Plumb. Penguin.

Chicago Style (17th ed.) Citation

Plumb, J. H. Sir Robert Walpole / by J.H. Plumb. Penguin, 1972.

MLA (9th ed.) Citation

Plumb, J. H. Sir Robert Walpole / by J.H. Plumb. Penguin, 1972.

Warning: These citations may not always be 100% accurate.