Cita APA (7a ed.)

Godin, G., & Shephard, R. J. (1990). Use of attitude-bahaviour models in exercise promotion. [s.n.].

Cita Chicago Style (17a ed.)

Godin, Gaston, y Roy J. Shephard. Use of Attitude-bahaviour Models in Exercise Promotion. [S.l.]: [s.n.], 1990.

Cita MLA (9a ed.)

Godin, Gaston, y Roy J. Shephard. Use of Attitude-bahaviour Models in Exercise Promotion. [s.n.], 1990.