APA-viite

Guyatt, A. L., Heron, J., Knight, B. L. C., Golding, J., & Rai, D. (2015). Digit ratio and autism spectrum disorders in the Avon Longitudinal Study of Parents and Children: A birth cohort study. BMJ Open.

Chicago-tyylinen lähdeviittaus

Guyatt, Anna Louise, Jon Heron, Bernice Le Cornu Knight, Jean Golding, ja Dheeraj Rai. "Digit Ratio and Autism Spectrum Disorders in the Avon Longitudinal Study of Parents and Children: A Birth Cohort Study." BMJ Open 2015.

MLA-viite

Guyatt, Anna Louise, et al. "Digit Ratio and Autism Spectrum Disorders in the Avon Longitudinal Study of Parents and Children: A Birth Cohort Study." BMJ Open 2015.

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