APA-Zitierstil (7. Ausg.)

Smith, G. R. (1997). Studies in the medieval history of the Yemen and South Arabia. Variorum collected studies series.

Chicago-Zitierstil (17. Ausg.)

Smith, G. Rex. "Studies in the Medieval History of the Yemen and South Arabia." Variorum Collected Studies Series 1997.

MLA-Zitierstil (8. Ausg.)

Smith, G. Rex. "Studies in the Medieval History of the Yemen and South Arabia." Variorum Collected Studies Series, 1997.