APA (7th ed.) Citation

Geikie, A. (1897). The founders of geology. Macmillan.

Chicago Style (17th ed.) Citation

Geikie, Archibald. The Founders of Geology. London: Macmillan, 1897.

MLA (9th ed.) Citation

Geikie, Archibald. The Founders of Geology. Macmillan, 1897.

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