Dyfyniad APA
United Nations Population Fund. (1998). The state of world population: The new generations. UNFPA.
Dyfyniad Arddull Chicago
United Nations Population Fund. The State of World Population: The New Generations. New York: UNFPA, 1998.
Dyfyniad MLA
United Nations Population Fund. The State of World Population: The New Generations. UNFPA, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.