TY - BOOK AU - Niwata,Noriaki TI - Insurance: its principles and practice in Japan U1 - 368.952 20 PY - 1978///, c1980, c1993 CY - Tokyo PB - Keio University, Insurance Institute KW - Insurance KW - Japan KW - Social security N1 - [1] [without special title] -- [2] Second series ER -