Cita APA (7th ed.)
Day, L. H. (1992). The future of low-birthrate populations. Routledge.
Cita Chicago (17th ed.)
Day, Lincoln H. The Future of Low-birthrate Populations. London ; New York: Routledge, 1992.
Cita MLA (9th ed.)
Day, Lincoln H. The Future of Low-birthrate Populations. Routledge, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.