Columbia subject headings:
Africa--Census--Handbooks, manuals, etc.
Asia--Census--Handbooks, manuals, etc.
Harvard subject headings:
Africa--Census--Handbooks, manuals, etc.
Asia--Census--Handbooks, manuals, etc.
Princeton subject headings:
Africa--Census--Handbooks, manuals, etc.
Asia--Census--Handbooks, manuals, etc.