APA (7th ed.) Citation

Sumner, G. H. (1857). The Earth: Past, present, and future. G. Routledge, & Co.

Chicago Style (17th ed.) Citation

Sumner, George Henry. The Earth: Past, Present, and Future. London: G. Routledge, & Co, 1857.

MLA (9th ed.) Citation

Sumner, George Henry. The Earth: Past, Present, and Future. G. Routledge, & Co, 1857.

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