TY - BOOK AU - CHEMERS Martin M AU - AYMAN ROYA TI - Leadership theory and research: perspectives and directions SN - 0121706095 (hbk.): U1 - 303.3 CHE PY - 1993/// CY - California PB - Academic Press Inc. KW - LEADERSHIP KW - RESEARCH N1 - Includes bibliographical references and indexes ER -