APA (7th ed.) Citation

(1951). The earth's crust: A new approach to physical geography and geology. Harrap.

Chicago Style (17th ed.) Citation

The Earth's Crust: A New Approach to Physical Geography and Geology. London [u.a.]: Harrap, 1951.

MLA (9th ed.) Citation

The Earth's Crust: A New Approach to Physical Geography and Geology. Harrap, 1951.

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