“... were collected from research sites using observation techniques, document studies and interviews...”
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“.... Data collection techniques used were observation, interviews and documentation and later analyzed using...”
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“... XI Accounting at SMK Negeri 1 Banyudono. Data collection techniques were through observation...”
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“... collection techniques were through filling out questionnaires, observation, interviews, and documentation...”
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“..., and observations. The data analysis were: (1) data reduction, (2) data display, and (3) drawing conclusions...”
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