Παραπομπή σε μορφή APA (7η εκδ.)

Crookston, B., Forste, R., McClellan, C., Georgiadis, A., & Heaton, T. (2014). Factors associated with cognitive achievement in late childhood and adolescence: The Young Lives cohort study of children in Ethiopia, India, Peru, and Vietnam. BioMed Central.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Crookston, B., R. Forste, C. McClellan, A. Georgiadis, και T. Heaton. Factors Associated with Cognitive Achievement in Late Childhood and Adolescence: The Young Lives Cohort Study of Children in Ethiopia, India, Peru, and Vietnam. BioMed Central, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Crookston, B., et al. Factors Associated with Cognitive Achievement in Late Childhood and Adolescence: The Young Lives Cohort Study of Children in Ethiopia, India, Peru, and Vietnam. BioMed Central, 2014.