Olga Mariana Dukabain, The difference of fatigue level among morning, afternoon and night shift work on Worker of stevedoring in Tenau Kupang port

1 Olga Mariana Dukabain, Te difference of fatigue level among morning, afternoon and nigt sift work on Worker of stevedoring in Tenau Kupang port 337 ...
Author:  Widyawati Wibowo

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