APA (7th ed.) Citation

Ellis, M. J. (1973). Why people play. Prentice-Hall.

Chicago Style (17th ed.) Citation

Ellis, Michael J. Why People Play. Englewood Cliffs, N.J: Prentice-Hall, 1973.

MLA (9th ed.) Citation

Ellis, Michael J. Why People Play. Prentice-Hall, 1973.