Cita APA (7th ed.)

Ritter, B., & Ritter, B. (1883). L - Z. Wigand.

Cita Chicago (17th ed.)

Ritter, Benjamin, i Benjamin Ritter. L - Z. Leipzig: Wigand, 1883.

Cita MLA (8th ed.)

Ritter, Benjamin, i Benjamin Ritter. L - Z. Wigand, 1883.