Bille-Brahe, U. (1998). Suicidal behaviour in Europe: The situation in the 1990s. World Health Organization, Regional Off. for Europe.
Cita Chicago Style (17a ed.)Bille-Brahe, Unni. Suicidal Behaviour in Europe: The Situation in the 1990s. Copenhagen: World Health Organization, Regional Off. for Europe, 1998.
Cita MLA (9a ed.)Bille-Brahe, Unni. Suicidal Behaviour in Europe: The Situation in the 1990s. World Health Organization, Regional Off. for Europe, 1998.
Precaución: Estas citas no son 100% exactas.