51. Mathematical Methods in the Physical Sciences
by Boas, Mary L. 
Price: USD 102.03
Dealer: Abebooks, LibraryMercantile
Description: ISBN10: 0471044091, ISBN13: 9780471044093, [publisher: Wiley] Hardcover [Humble, TX, U.S.A.] [Publication Year: 1983]  

52. Mathematical Methods in the Physical Sciences
by Boas Mary L 
Price: USD 103.76
Dealer: Biblio, GridFreed LLC
Description: Wiley, Date: 1983-04-20. Hardcover. New. New. In shrink wrap. Looks like an interesting title! 1983. Wiley ISBN 0471044091 9780471044093 [US]