Cita APA (7a ed.)

SanJose, S., Roman, E., & Beral, V. (1992). Low birthweight and preterm delivery, Scotland, 1981-84: Effect of parents' occupation.

Cita Chicago Style (17a ed.)

SanJose, S., E. Roman, y V. Beral. Low Birthweight and Preterm Delivery, Scotland, 1981-84: Effect of Parents' Occupation. 1992.

Cita MLA (9a ed.)

SanJose, S., et al. Low Birthweight and Preterm Delivery, Scotland, 1981-84: Effect of Parents' Occupation. 1992.