APA
UNITED NATIONS P. C., UNITED NATIONS P. C., . (1963). Report of the twelth session. New York: UN.
Chicago
UNITED NATIONS POPULATION COMMISSION, UNITED NATIONS POPULATION COMMISSION, . 1963. Report of the twelth session. New York: UN.
Harvard
UNITED NATIONS P. C., UNITED NATIONS P. C., . (1963). Report of the twelth session. New York: UN.
MLA
UNITED NATIONS POPULATION COMMISSION, UNITED NATIONS POPULATION COMMISSION, . Report of the twelth session. New York: UN. 1963.
