Slater John 1936 : Staff appraisal : a first step to effective leadership / Gerry Randell, Peter Packard, John Slater.
1984
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Slater John Active 1663 : A new haven at Sandwich for the honour, advantage, and safety of England : faithfully discovered in a letter to the right honourable the Earle of Clarenden Lord High Chancellour of England. By J. S.