APA (7th ed.) Citation

Hopwood, D. (1972). The Arabian peninsula. Allen & Unwin.

Chicago Style (17th ed.) Citation

Hopwood, Derek. The Arabian Peninsula. Lond.: Allen & Unwin, 1972.

MLA (8th ed.) Citation

Hopwood, Derek. The Arabian Peninsula. Allen & Unwin, 1972.

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