Levey, Martin (1962). "Mediaeval Arabic Bookmaking and Its Relation to Early Chemistry and Pharmacology". Transactions of the American Philosophical Society. New Series. 52 (4): 1–79. doi:10.2307/1005932. ISSN0065-9746. JSTOR1005932.
Levey, Martin (1962). "Mediaeval Arabic Bookmaking and Its Relation to Early Chemistry and Pharmacology". Transactions of the American Philosophical Society. New Series. 52 (4): 1–79. doi:10.2307/1005932. ISSN0065-9746. JSTOR1005932.
Levey, Martin (1962). "Mediaeval Arabic Bookmaking and Its Relation to Early Chemistry and Pharmacology". Transactions of the American Philosophical Society. New Series. 52 (4): 1–79. doi:10.2307/1005932. ISSN0065-9746. JSTOR1005932.