Cita APA (7a ed.)

Guo, G., & VanWey, L. K. (1999). Sibship size and intellectual development: Is the relationship causal? American sociological review, 64(2), 169-187.

Cita Chicago Style (17a ed.)

Guo, Guang, y Leah K. VanWey. "Sibship Size and Intellectual Development: Is the Relationship Causal?" American Sociological Review 64, no. 2 (1999): 169-187.

Cita MLA (8a ed.)

Guo, Guang, y Leah K. VanWey. "Sibship Size and Intellectual Development: Is the Relationship Causal?" American Sociological Review, vol. 64, no. 2, 1999, pp. 169-187.