APA (7th ed.) Citation

Kellmann, M., & Kallus, K. W. (2001). Recovery-stress questionnaire for athletes: User manual. Human Kinetics.

Chicago Style (17th ed.) Citation

Kellmann, Michael, and K. Wolfgang Kallus. Recovery-stress Questionnaire for Athletes: User Manual. Champaign: Human Kinetics, 2001.

MLA (9th ed.) Citation

Kellmann, Michael, and K. Wolfgang Kallus. Recovery-stress Questionnaire for Athletes: User Manual. Human Kinetics, 2001.