1. The History of Al-Tabari Volume XXX the Abbasid Caliphate in Equilibrium: the Caliphates of Musa Al-Hadi and Harun Al-Rashid a. D. 785-809/a. H. 169-193
by Bosworth, Former Professor Of Arabic C E 
Price: USD 25.00
Dealer: Alibris, Michener & Rutledge Bookseller via Alibris
Description: State University of New York Press 1989 Hardcover Good with No dust jacket as issued 0887065643. Rounded corners, foxing to edges, bookplate, otherwise text clean and solid; no dust jacket; 8vo 8"-9" tall; 394 pages. 

2. The History of Al-Tabari Volume XXX The Abbasid Caliphate in Equilibrium: the Caliphates of Musa Al-Hadi and Harun Al-Rashid A. D. 785-809/A. H. 169-193
by Bosworth, Former Professor Of Arabic C E 
Price: USD 25.00
Dealer: Abebooks, Michener & Rutledge Booksellers, Inc.
Description: ISBN10: 0887065643, ISBN13: 9780887065644, [publisher: State University of New York Press] Hardcover Rounded corners, foxing to edges, bookplate, otherwise text clean and solid; no dust jacket; 8vo 8" - 9" tall; 394 pages [Baldwin City, KS, U.S.A.] [Publication Year: 1989]  

3. The Abbasid Caliphate in Equilibrium SUNY Series in Near Eastern Studies
by Tabari; Clifford Edmund Bosworth 
Price: USD 39.31
Dealer: Biblio, Ergodebooks
Description: State Univ of New York Pr, Date: 1989-08. Hardcover. Good. 1989. State Univ of New York Pr ISBN 0887065643 9780887065644 [US] 

4. The History of al-Tabari Vol. 30: The *Abbasid Caliphate in Equilibrium: The Caliphates of Musa al-Hadi and Harun al-Rashid A.D. 785-809/A.H. 169-193 (SUNY series in Near Eastern Studies)
Price: USD 128.41
Dealer: AbebooksUK, dsmbooks
Description: ISBN10: 0887065643, ISBN13: 9780887065644, [publisher: SUNY Press] Hardcover Good [liverpool, United Kingdom] [Publication Year: 1989]