Cita APA (7th ed.)

Hobson, J. A. (1909). The social problem: Life and work. J. Nisbet & Co., limited.

Cita Chicago (17th ed.)

Hobson, J. A. The Social Problem: Life and Work. London: J. Nisbet & Co., limited, 1909.

Cita MLA (8th ed.)

Hobson, J. A. The Social Problem: Life and Work. J. Nisbet & Co., limited, 1909.