630号～641号（20 11年4月～2012年3 月）.pdf

The provided text appears to be a table of contents for a Japanese academic journal, "大原社会問題研究所雑誌" (Ohara Social Problems Research Institute Journal), covering issues from 2011 to 2012. The journal features various articles, research papers, and book reviews on social problems, labor issues, and related topics. Some of the specific themes and topics include:

Water pollution and labor movements
Women's labor and social movements
Basic income and social security
Apprenticeship systems and skill formation
Disability law and social inclusion
Obama administration's social and labor policies
Historical records of wartime mobilization
Community unionism and social responsibility

The journal also includes special features, such as symposia, lectures, and interviews, as well as book reviews and introductions to new publications. The table of contents lists the titles of the articles, authors, and page numbers, providing a comprehensive overview of the journal's content.