1. Opus est: Six composers from Northern Europe
by Paul Rapoport 
Price: USD 24.64
Dealer: Biblio, Ergodebooks
Description: Taplinger Pub. Co, Date: 1979. Hardcover. Good. 1979. Taplinger Pub. Co ISBN 0800858441 9780800858445 [US] 

2. Opus est: Six composers from Northern Europe
by Paul Rapoport 
Price: USD 24.64
Dealer: Abebooks, Ergodebooks
Description: ISBN10: 0800858441, ISBN13: 9780800858445, [publisher: Taplinger Pub. Co] Hardcover [Houston, TX, U.S.A.] [Publication Year: 1979]  

3. Opus est: Six composers from Northern Europe
by Rapoport, Paul 
Price: USD 97.80
Dealer: Abebooks, Wizard Books
Description: ISBN10: 0800858441, ISBN13: 9780800858445, [publisher: Taplinger Pub. Co] Hardcover New [Long Beach, CA, U.S.A.] [Publication Year: 1979]