TY - BOOK AU - Dale, Ernest, AU - ED - ED - ED - ED - TI - : theory and practice SN - 2 PY - 1965///46 CY - New York PB - McGraw-Hill KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Industrial management N1 - Includes bibliographies; 5 ER -