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![Book Book](https://www.nsi.bg/statlib/en/theme/images/unit_types/book.gif)
Collective author: Министерство на транспорта
Copyright responsibility: Министерство на транспорта
Year published: 1981
Publishing house: Техника;София;
Pages: 435 с.
Language: бълг.
Signature: 656/С59/ХР1
ID: NSI010015219
Pages: