Cita APA (7a ed.)

Nicholson, H. A. (1876). The ancient life-history of the earth. The Werner Co.

Cita Chicago Style (17a ed.)

Nicholson, H. Alleyne. The Ancient Life-history of the Earth. Ohio: The Werner Co, 1876.

Cita MLA (9a ed.)

Nicholson, H. Alleyne. The Ancient Life-history of the Earth. The Werner Co, 1876.