Ebooki
Challenges of Contemporary Tax Law. Jubilee Book Dedicated to Professor Włodzimierz Nykiel. Volume 2
Ziemowit Kukulski, Małgorzata Sęk
Challenges of Foreign Language Instruction in the University Context
red. Danuta Gabryś-Barker
Challenges of New Technology Applications in Project Management and Evaluation
Tadeusz Grzeszczyk
