Columbia subject headings:
Industrial relations--Case studies.
Industrial sociology--Case studies.
Merchant mariners--Norway--Case studies.
Merchant mariners--United States--Case studies.
Quality of work life--Case studies.
Harvard subject headings:
Industrial relations--Case studies
Industrial sociology--Case studies.
Merchant mariners--Norway--Case studies.
Merchant mariners--United States--Case studies.
Quality of work life--Case studies.
Princeton subject headings:
Case studies.
Industrial relations--Case studies.
Industrial sociology--Case studies.
Merchant mariners--Norway--Case studies.
Merchant mariners--United States--Case studies.
Quality of work life--Case studies.