Cita APA (7a ed.)

Evans, R., & Gans, L. (1950). Supervision of physical education. McGraw-Hill.

Cita Chicago Style (17a ed.)

Evans, Ruth, y Leo Gans. Supervision of Physical Education. New York: McGraw-Hill, 1950.

Cita MLA (9a ed.)

Evans, Ruth, y Leo Gans. Supervision of Physical Education. McGraw-Hill, 1950.