Raalte, J. L. v., Brewer, B. W., Lewis, B. P., Linder, D. E., Wildman, G., & Kozimor, J. (1995). Crok! The effects of positive and negative self-talk on dart throwing performance. Journal of sport behavior, 18(1), S. 50-57.

Raalte, Judy L. van, Britton W. Brewer, Brian P. Lewis, Darwyn E. Linder, Gregg Wildman, and Johnathon Kozimor. "Crok! The Effects of Positive and Negative Self-talk On Dart Throwing Performance." Journal of Sport Behavior 18, no. 1 (1995): S. 50-57.

Raalte, Judy L. van, et al. "Crok! The Effects of Positive and Negative Self-talk On Dart Throwing Performance." Journal of Sport Behavior 18.1 (1995): S. 50-57.