Cita APA (7a ed.)

Lesthaeghe, R. J. (1977). The Decline of Belgian Fertility, 1800-1970. Princeton University Press.

Cita Chicago Style (17a ed.)

Lesthaeghe, Ron J. The Decline of Belgian Fertility, 1800-1970. Princeton, New Jersey: Princeton University Press, 1977.

Cita MLA (8a ed.)

Lesthaeghe, Ron J. The Decline of Belgian Fertility, 1800-1970. Princeton University Press, 1977.