Cita APA (7a ed.)

Day, L. H. (1992). The future of low-birthrate populations. Routledge.

Cita Chicago Style (17a ed.)

Day, Lincoln H. The Future of Low-birthrate Populations. London ; New York: Routledge, 1992.

Cita MLA (8a ed.)

Day, Lincoln H. The Future of Low-birthrate Populations. Routledge, 1992.