Cita APA (7a ed.)

Furstenberg, F. F. (1991). As the pendulum swings - teenage childbearing and social concern. Family relations, 40(2), 127-138.

Cita Chicago Style (17a ed.)

Furstenberg, F. F. "As the Pendulum Swings - Teenage Childbearing and Social Concern." Family Relations 40, no. 2 (1991): 127-138.

Cita MLA (9a ed.)

Furstenberg, F. F. "As the Pendulum Swings - Teenage Childbearing and Social Concern." Family Relations, vol. 40, no. 2, 1991, pp. 127-138.