Labor situation in Japan and analysis : general overview 2009/2010
The Japan Institute for Labour Policy and Training, 2009
 Buku Teks
Labor situation in Japan and its analysis : detailed exposition 2006/​2017
Japan Institute for Labour Policy and Training, 2017
 Buku Teks
Forbis, William H.
Japan today
Charles E.Tuttle, 1981
 Buku Teks
Freeman, Richard B.
Labor economics / Richard B. Freeman
Prentice-Hall, 1972
 Buku Teks
An Analysis of the situation of children and women in Indonesia / Central bureau of statistics
United Nations Childrens Fund, 1984
 Buku Teks