Cita APA (7a ed.)
Travis, R., & Kohli, V. (1995). The birth order factor: Ordinal position, social strata, and educational achievement. Journal of Social Psychology, 135, 499-508.
Cita Chicago Style (17a ed.)
Travis, Russell, y Vandana Kohli. "The Birth Order Factor: Ordinal Position, Social Strata, and Educational Achievement." Journal of Social Psychology 135 (1995): 499-508.
Cita MLA (9a ed.)
Travis, Russell, y Vandana Kohli. "The Birth Order Factor: Ordinal Position, Social Strata, and Educational Achievement." Journal of Social Psychology, vol. 135, 1995, pp. 499-508.
Precaución: Estas citas no son 100% exactas.