APA (7th ed.) Citation

Edgell, H. S. Arabian deserts: Nature, origin, and evolution.

Chicago Style (17th ed.) Citation

Edgell, H. Stewart. Arabian Deserts: Nature, Origin, and Evolution.

MLA (8th ed.) Citation

Edgell, H. Stewart. Arabian Deserts: Nature, Origin, and Evolution.

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