Green, L. (2008) Music, Informal Learning and the School – A new classroom pedagogy [Музыка, бейресми оқу және мектеп: Жаңа оқыту әдістемесі]. Ashgate Publishing. Chapter 6 – Group co-operation, ability and inclusion.
Sloboda, J. (2005) Exploring the Musical Mind [Музыкалық сананы зерделеу]. Oxford University Press. Chapter 17 – Are some children more gifted for music than others?