TY - BOOK TI - The fifty-minute supervisor - 2nd SN - 0931961580 PY - 1988/// CY - Los Altos, CA PB - Crisp KW - Supervision of Employees UR - http://www.archive.org/details/fiftyminutesuper00chap UR - http://www.openlibrary.org/books/OL24207018M ER -