Columbia subject headings:
Guam--Economic conditions--Statistics--Periodicals.
Guam--Social conditions--Statistics--Periodicals.
Guam--Statistics--Periodicals.
Harvard subject headings:
Guam--Economic conditions--Statistics--Periodicals.
Guam--Social conditions--Statistics--Periodicals.
Guam--Statistics--Periodicals.
Princeton subject headings:
Guam--Economic conditions--Statistics--Periodicals.
Guam--Social conditions--Statistics--Periodicals.