Pettman, B. O. (1975). Labour turnover and retention. Gower press.
シカゴスタイル引用形Pettman, Barrie O. Labour Turnover and Retention. great Britian: Gower press, 1975.
MLA引用形式Pettman, Barrie O. Labour Turnover and Retention. Gower press, 1975.
警告: この引用は必ずしも正確ではありません.