Cratty, B. J. (1967). Social dimensions of physical activity. Prentice-Hall.
Cita Chicago (17th ed.)Cratty, Bryant J. Social Dimensions of Physical Activity. Englewood Cliffs, N. J: Prentice-Hall, 1967.
Cita MLA (9th ed.)Cratty, Bryant J. Social Dimensions of Physical Activity. Prentice-Hall, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.