The case of the school-hygienic laboratory under the medical and sanitary unit

Title	The case of the school-hygienic laboratory under the medical and sanitary unit
Series	Cases of medical and sanitary units of the Ministry of Education
Fonds	Department of Education of the Ministry of Education
Display format	Full description RUSMARC

Доступно для просмотра только в Электронных читальных залах Президентской библиотеки по всей России и за рубежом