Gaya APA

Luby, J, L. (2016). Handbook of Preschool Mental Health: Development, Disorders, and Treatment . United States of America: The Guilford Press.

Gaya MLA

Luby, Joan, L.. "Handbook of Preschool Mental Health: Development, Disorders, and Treatment". United States of America: The Guilford Press, 2016. Computer File.