APA (7th ed.) Citation

Ghirshman, R. (1954). Iran: From the earliest times to the islamic conquest. Penguin Books.

Chicago Style (17th ed.) Citation

Ghirshman, Roman. Iran: From the Earliest Times to the Islamic Conquest. Harmondsworth: Penguin Books, 1954.

MLA (8th ed.) Citation

Ghirshman, Roman. Iran: From the Earliest Times to the Islamic Conquest. Penguin Books, 1954.

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