Columbia subject headings:
Harada, Masazumi, 1934-2012.
Industrial accidents--Japan--History.
Industrial technicians--Professional ethics--History--20th century.
Industrial technicians--Professional ethics--History--21st century.
Scientists--Professional ethics--History--20th century.
Scientists--Professional ethics--History--21st century.
Harvard subject headings:
Harada, Masazumi.
Industrial accidents--Japan--History.
Industrial technicians--Moral and ethical aspects--Japan.
Scientists--Moral and ethical aspects--Japan.
Princeton subject headings:
Harada, Masazumi.
Industrial accidents--Japan--History.
Industrial technicians--Moral and ethical aspects--Japan.
Scientists--Moral and ethical aspects--Japan.