APA (7th ed.) Citation

Knipe H. R. Henry R. (1912). Evolution in the Past. London, Herbert and Daniel, 1912.

Chicago Style (17th ed.) Citation

Knipe H. R. Henry R. Evolution in the Past. London, Herbert and Daniel, 1912, 1912.

MLA (9th ed.) Citation

Knipe H. R. Henry R. Evolution in the Past. London, Herbert and Daniel, 1912, 1912.

Warning: These citations may not always be 100% accurate.