Cita APA (7a ed.)

Woodward, L. J., & Fergusson, D. (1999). Early conduct problems and later risk of teenage pregnancy in girls. Development and psychopathology, 127-141.

Cita Chicago Style (17a ed.)

Woodward, Lianne J., y David Fergusson. "Early Conduct Problems and Later Risk of Teenage Pregnancy in Girls." Development and Psychopathology 1999: 127-141.

Cita MLA (8a ed.)

Woodward, Lianne J., y David Fergusson. "Early Conduct Problems and Later Risk of Teenage Pregnancy in Girls." Development and Psychopathology, 1999, pp. 127-141.