APA (7th ed.) Citation

Willfors, C., Tammimies, K., & Bolte, S. (2017). Twin research in autism spectrum disorder.

Chicago Style (17th ed.) Citation

Willfors, C., K. Tammimies, and Sven Bolte. Twin Research in Autism Spectrum Disorder. 2017.

MLA (9th ed.) Citation

Willfors, C., et al. Twin Research in Autism Spectrum Disorder. 2017.