Cita APA (7a ed.)

(1999). Demographic research. Max Planck Inst. for Demographic Research.

Cita Chicago Style (17a ed.)

Demographic Research. Rostock: Max Planck Inst. for Demographic Research, 1999.

Cita MLA (9a ed.)

Demographic Research. Max Planck Inst. for Demographic Research, 1999.