Columbia subject headings:
Wage surveys--Government policy--India.
Wages--Machinery industry--India--Statistics.
Harvard subject headings:
Engineering--Salaries, etc.--India--Statistics.
Engineering--Salaries, etc.--India.
Occupational surveys--India--Statistics.
Wages--India--Statistics.
Princeton subject headings:
Engineers--Salaries, etc--India--Statistics--Periodicals.
Periodicals.
Statistics.