题名 Social security (manual) / [P. Penkov, K. Ribarski, D. Minev].

出版资料	Sofia : George Dimitrov Trade Union Research Institute under the Central Council of the Bulgarian Trade Unions, 1978, cover 1977.

复本

馆藏地	索书号	处理状态
IU 1st Floor	HD7211.5 .N36 1977	AVAILABLE

载体形态	62 p ; 23 cm.
Notes	On cover: State social security.
主题	Social security -- Bulgaria.
其它责任者	Penkov, Petŭr.
	Ribarski, Kiril.
	Minev, D (Dukhomir)
附加题名	State social security.