Public Administration Reforms on the road to E.U. Membership

- ISBN: 978-620-2-30371-2

Analysis on Approximations and Convergence of Functions by Fourier Series

- ISBN: 978-620-2-30833-5

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- ISBN: 978-620-2-31001-7

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The Case of Meat Industry of Epirus

- ISBN: 978-620-2-30782-6