TY - BOOK AU - Schwarzman, Stephen A. TI - What it takes : : lessons in the pursuit of excellence SN - 9781471193491 U1 - 658.42092 PY - 2019/// CY - London PB - Simon & Schuster KW - Blackstone Group KW - United States KW - Chief executive officers KW - Philanthropists KW - Securities industry KW - Success in business KW - Securities industry - Management KW - Management ER -