APA Style

HALE, GUY A.. (1996). THE LEADER`S EDGE: MASTERING THE 5 SKILLS OF BREAKTHROUGH THINKING . UNITED STATES: Irwin.

Chicago Style

HALE, GUY A.. THE LEADER`S EDGE: MASTERING THE 5 SKILLS OF BREAKTHROUGH THINKING. UNITED STATES: Irwin, 1996. Text.

MLA Style

HALE, GUY A.. THE LEADER`S EDGE: MASTERING THE 5 SKILLS OF BREAKTHROUGH THINKING. UNITED STATES: Irwin, 1996. Text.

Turabian Style

HALE, GUY A.. THE LEADER`S EDGE: MASTERING THE 5 SKILLS OF BREAKTHROUGH THINKING. UNITED STATES: Irwin, 1996. Print.