APA-referens

Luke, B., & Brown, M. B. (2006). The Changing Risk of Infant Mortality by Gestation, Plurality, and Race: 1989–1991 Versus 1999–2001.

Chicago-stil citat

Luke, Barbara, och Morton B. Brown. The Changing Risk of Infant Mortality By Gestation, Plurality, and Race: 1989–1991 Versus 1999–2001. 2006.

MLA-referens

Luke, Barbara, och Morton B. Brown. The Changing Risk of Infant Mortality By Gestation, Plurality, and Race: 1989–1991 Versus 1999–2001. 2006.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.