APA (7th ed.) Citation

Mayhew, H. London Labour and the London Poor, Vol. 4.

Chicago Style (17th ed.) Citation

Mayhew, Henry. London Labour and the London Poor, Vol. 4.

MLA (9th ed.) Citation

Mayhew, Henry. London Labour and the London Poor, Vol. 4.

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