Spring, Joel
American education / Joel Spring
McGraw-Hill, 2004
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Dean, Joel
Managerial economics/ Joel Dean
Prentice-Hall, 1951
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Gendelman, Joel
Consulting basics / Joel Gendelman
ASTD Press, 2010
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Goldsmith, Joel S.
The art of meditation/Joel S. Goldsmith
Routledge, 1980
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Hirschhorn, Joel S.
Introduction to powder metallurgy / Joel S. Hirschhorn
AmericanPowder Metallurgy Institute, 1969
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