1. Birnbach, R . & Longridge, T. (1993). The regulatory perspective. In E. Wiener, B. Kanki, & R . Helmreich (Eds.), Cockpit resource management (pp. 263-282). San Diego, CA: Academic.
2. Blake, R. R. & Mouton, I. S. (1964). The rnanugeriulgrid. Houston, TX: Gulf.
3. Bymes, R. E. &Black, R . (1993). Developing and implementing CRM programs. In E. Wiener, B. Kanki, & R. Helmreich (Eds.), Corkprt resource manugement (pp. 421-446). San Diego, CA: Academic.