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![Book Book](https://www.nsi.bg/statlib/en/theme/images/unit_types/book.gif)
Collective author: World Health Organization; Световна здравна организация
Subtitle data: Children and youth version
Copyright responsibility: World Health Organization
Year published: 2007
Publishing house: WHO;Geneva
ISBN: 978-92-4-154732-1
Pages: 322 с.
Language: англ.
Signature: IO/WHO/T/ХР2
ID: NSI010005971
![Book Book](https://www.nsi.bg/statlib/en/theme/images/unit_types/book.gif)
Collective author: United Nations. Department of economic and social affairs. Statistics division; Организация на обединените нации
Subtitle data: 2008
Copyright responsibility: United Nations. Department of economic and social affairs. Statistics division
Year published: 2008
Publishing house: United Nations;New York
Publication No: No. 4
ISBN: 978-92-1-161518-0
Pages: 291 с.
Language: англ.
Signature: IO/UN/T/ХР2
ID: NSI010006375
![Book Book](https://www.nsi.bg/statlib/en/theme/images/unit_types/book.gif)
Collective author: Department of Economic and Social Affairs. Statistical Office; Организация на обединените нации
Subtitle data: Revision 2
Copyright responsibility: Department of Economic and Social Affairs. Statistical Office
Year published: 1975
Publishing house: United Nations;New York
Pages: 120 p.
Series: Statistical Papers
Language: англ.
Signature: IO/UN/T/ХР2
ID: NSI010010747
![Book Book](https://www.nsi.bg/statlib/en/theme/images/unit_types/book.gif)
Collective author: Department of Economic and Social Affairs. Statistics Devision; Организация на обединените нации
Subtitle data: Revision 3.1
Copyright responsibility: Department of Economic and Social Affairs. Statistics Devision
Year published: 2004
Publishing house: United Nations;New York
ISBN: 92-1-161456-2
Pages: 252 p.
Series: Statistical papers
Language: англ.
Signature: IO/UN/T/ХР2
ID: NSI010011081
Pages: