APA (7th ed.) Citation

Giffen, R. (1884). The progress of the working classes in the last half century. G. Bell and Sons.

Chicago Style (17th ed.) Citation

Giffen, Robert. The Progress of the Working Classes in the Last Half Century. London: G. Bell and Sons, 1884.

MLA (9th ed.) Citation

Giffen, Robert. The Progress of the Working Classes in the Last Half Century. G. Bell and Sons, 1884.