Public Health Protection in the U.S.S.R. /
Propper-Grashchenkov, N.
Public Health Protection in the U.S.S.R. / N. Propper-Grashchenkov - M. : Foreign Languages Publishing House , 1939. - 47 p.
00.90
English
Public Health Protection in the U.S.S.R. / N. Propper-Grashchenkov - M. : Foreign Languages Publishing House , 1939. - 47 p.
00.90
English