1. Theorems and Remarks* (al-Isharat wa'l-tanbihat) by Avicenna, tr. into Persian in the 13th century; annotated edition. Tehran, National Monuments Society, 1953.

2. Five Treaties in Arabic and Persian (Panj Resala) by Ibn Sina, annotated edition. Tehran, National Monuments Society, 1953.

3. Persian Poetry under Shah Rokh: The Second Half of the 15th Century (Sher-e farsi dar 'ahd-e Shahrokh). Tehran, the Tehran University Press, 1955.

4. Legends of the Epic of Kings (Dastanha-ye Shahnama). Tehran: Iran-American Joint Fund Publications, 1957, 1958, 1964; 2nd ed. 1974, 1982 (awarded a UNESCO prize in 1959).

5. Old Iranian Myths and Legends (Dastanha-ye Iran-e bastan). Tehran: Iran-American Joint Fund Publications, 1957, 1958, 1964 (Royal Award for the best book of the year, 1959).

6. With W.B. Henning (eds.). A Locust's Leg: Studies in Honour of S.H. Taqizadeh. London, 1962.

7. Modern Painting (Naqqashi-e novin). 2 vols. Tehran: Amir Kabir, 1965-66; 2nd printing, 1975.

8. A Grammar of Southern Tati Dialects, Median Dialect Studies I. The Hague and Paris, Mouton and Co., 1969.

9. Iran Faces the Seventies (ed.). New York, Praeger Publishers, 1971.

10. With D. Bishop (eds.). Biruni Symposium. New York, Center for Iranian Studies, Columbia University, 1976.

11. Selected Stories from the Shahnama (Bargozida-ye dastanha-ye Shahnama), Vol. I. Tehran, BTNK, 1974; reprint, Washington, D.C., Iranian Cultural Foundation, 1982.

12. With David Bivar (eds.). Inscriptions of Eastern Mazandaran, Corpus Inscriptionem Iranicarum. London, Lund and Humphries, 1978.

13. With Richard Ettinghausen (eds.). Highlights of Persian Art. New York, Bibliotheca Persica, 1982.

14. Sadeq Hedayat: An Anthology (ed.). New York, Bibliotheca Persica, 1979.

15. Cambridge History of Iran, Vol. III: Seleucid, Parthian and Sassanian Periods (ed.). Cambridge, Cambridge University Press, 1982.

16. Persian Literature (ed.). New York, State University of New York Press, 1988.

*Titles in Persian or Arabic have been placed in parentheses.