Gaya APA

Libertus, K., Hauf, P. (2017). Motor skills and their foundational role for perceptual, social, and cognitive development . Michigan, USA: Frontiers Media SA.

Gaya MLA

Libertus, Klaus., Hauf, Petra. "Motor skills and their foundational role for perceptual, social, and cognitive development". Michigan, USA: Frontiers Media SA, 2017. Electronic Resource.