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wayne e mase
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A self-rating scale for school custodians
Wayne E. Mase · Printed by Kansas state printing plant, W. C. Austin, state printer
24 sayfa · 1939
Janitors / Public schools
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Yazar
1 cilt bulundu.
Wayne E. Mase · Printed by Kansas state printing plant, W. C. Austin, state printer
24 sayfa · 1939
Janitors / Public schools