APA
UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), . (1956). Aging of population and its economic and social implication. NY: United nation.
Chicago
UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), . 1956. Aging of population and its economic and social implication. NY: United nation.
Harvard
UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), . (1956). Aging of population and its economic and social implication. NY: United nation.
MLA
UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), UNITED NATION ECONOMIC AND SOCIAL AFFAIRS(Deptt of-), . Aging of population and its economic and social implication. NY: United nation. 1956.