ebrary, Inc, Cohen, L. E., & Waite-Stupiansky, S. (2012). Play: A polyphony of research, theories, and issues. University Press of America.
Citace podle Chicago (17th ed.)ebrary, Inc, Lynn E. Cohen, a Sandra Waite-Stupiansky. Play: A Polyphony of Research, Theories, and Issues. Lanham: University Press of America, 2012.
Citace podle MLA (9th ed.)ebrary, Inc, et al. Play: A Polyphony of Research, Theories, and Issues. University Press of America, 2012.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..