Cita APA (7a ed.)

Population Reports Serie H: Métodos de barrera. The Johns Hopkins University Population Information Program, 1990-.

Cita Chicago Style (17a ed.)

Population Reports Serie H: Métodos De Barrera. Baltimore, U.S.A: The Johns Hopkins University Population Information Program, 1990-.

Cita MLA (8a ed.)

Population Reports Serie H: Métodos De Barrera. The Johns Hopkins University Population Information Program, 1990-.