Cita APA (7a ed.)

Michaelis, B., & O'Connell, J. M. (1999). The game and play leader's handbook: Faciliting fun and positive interaction. Venture.

Cita Chicago Style (17a ed.)

Michaelis, Bill, y John M. O'Connell. The Game and Play Leader's Handbook: Faciliting Fun and Positive Interaction. State College, Pennsylvania: Venture, 1999.

Cita MLA (9a ed.)

Michaelis, Bill, y John M. O'Connell. The Game and Play Leader's Handbook: Faciliting Fun and Positive Interaction. Venture, 1999.