Cita APA (7a ed.)

Trench, R. C. (1865). Gustavus Adolphus. Social aspects of the Thirty Years' War: Two Lectures. Macmillan.

Cita Chicago Style (17a ed.)

Trench, Richard Chenevix. Gustavus Adolphus. Social Aspects of the Thirty Years' War: Two Lectures. Cambridge [etc.]: Macmillan, 1865.

Cita MLA (9a ed.)

Trench, Richard Chenevix. Gustavus Adolphus. Social Aspects of the Thirty Years' War: Two Lectures. Macmillan, 1865.