= Kolev, Nikolay Stoyanov
      1 
      1  1

	[книга]
	Challenges in higher education and research in the 21st century
	Kolev, Nikolay Stoyanov редактор, и др. - Колев, Николай Стоянов
	Sofia : Heron press
	2008-
ISBN:
:	Vol. 6. Pt. 1.  Proceedings of the sixth international conference, June 4-7, 2008 Sozopol, Bulgaria . - 2008 ISBN 978-954-580-247-8   Vol. 6. Pt. 2.  Proceedings of the sixth international conference, June 4-7, 2008 Sozopol, Bulgaria . - 2008 ISBN 978-954-580-248-5
	Просвета и образование - конференции Висши учебни заведения, технически

    Copyright 2001 - 2009, 2013, 2019 Public Library