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Temple University Press
> Richard I. Sikora
Richard I. Sikora
title
ISBN-13
(ISBN-10)
year of publication
Obligations to future generations
978-O-87722-132-6
(O-87722-132-4)
1978
R. I. S.
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R. S.
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R. Sikora
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Richard S.
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Richard Sikora
Richard I. Sinatra