TY - BOOK AU - Selk,Jason TI - Executive toughness: the mental-training program to increase your leadership performance SN - 9780071786782 (hbk.) PY - 2012/// CY - New York PB - McGraw-Hill KW - Executives KW - Psychology KW - Executive ability KW - Mental discipline KW - Success in business N1 - Includes bibliographical references (p. 197-198) and index ER -