1. Algebra and Trigonometry
by Howard A. Silver 
Price: USD 25.99
Dealer: Biblio, Ergodebooks
Description: Prentice Hall, Date: 1986-01. Hardcover. Good. 1986. Prentice Hall ISBN 0130212709 9780130212702 [US] 

2. Algebra and Trigonometry
by Silver, Howard A. 
Price: USD 105.26
Dealer: AbebooksUK, Mispah books
Description: ISBN10: 0130212709, ISBN13: 9780130212702, [publisher: Pearson College Div] Hardcover Good [Redhill, SURRE, United Kingdom] [Publication Year: 1986]