Citazione Stile APA (7a Edizione)
ebrary, Inc, Cohen, L. E., & Waite-Stupiansky, S. (2012). Play: A polyphony of research, theories, and issues. University Press of America.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc, Lynn E. Cohen, e Sandra Waite-Stupiansky. Play: A Polyphony of Research, Theories, and Issues. Lanham: University Press of America, 2012.
Citatione MLA (9a ed.)
ebrary, Inc, et al. Play: A Polyphony of Research, Theories, and Issues. University Press of America, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.