Cita APA (7th ed.)

Snyder, L. L. (1977). Historic documents of World War I. Greenwood Press.

Cita Chicago (17th ed.)

Snyder, Louis Leo. Historic Documents of World War I. Westport, Conn: Greenwood Press, 1977.

Cita MLA (9th ed.)

Snyder, Louis Leo. Historic Documents of World War I. Greenwood Press, 1977.