By Bowey, Angela.. [London] : Macmillan, 1974 , ISBN 0-333-15555-6. | Included in "Notes" (p. 79-82). 0333155556
]]>By Mukherjee, Santosh.. London, Macdonald and Co., 1973 , Includes index. | A PEP report. 0356044963 | 0356044971 (pbk.)
]]>By Martin, Roderick.. London, Allen and Unwin, 1973 0043010539
]]>By Bramham, John, 1944-. [London?] : Institute of Personnel Management, 1982 , Includes index. 0852923139
]]>New York : Cambridge University Press, 1997 0521599210
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