Citação norma APA

Astrom, R. L., Wadsworth, S. J., Olson, R. K., Willcutt, E. G., & DeFries, J. C. (2011). DeFries-Fulker analysis of longitudinal reading performance data from twin pairs ascertained for reading difficulties and from their nontwin siblings.

Citação norma Chicago

Astrom, Raven L., Sally J. Wadsworth, Richard K. Olson, Erik G. Willcutt, and John C. DeFries. DeFries-Fulker Analysis of Longitudinal Reading Performance Data From Twin Pairs Ascertained for Reading Difficulties and From Their Nontwin Siblings. 2011.

Citação norma MLA

Astrom, Raven L., et al. DeFries-Fulker Analysis of Longitudinal Reading Performance Data From Twin Pairs Ascertained for Reading Difficulties and From Their Nontwin Siblings. 2011.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.