APA aipamena

COOPER, D. R. Business research methods#Donald R. Cooper, Pamela S. Schindler. McGrow-Hill.

Chicago Style aipamena

COOPER, Donald R. Business Research Methods#Donald R. Cooper, Pamela S. Schindler. McGrow-Hill.

MLA aipamena

COOPER, Donald R. Business Research Methods#Donald R. Cooper, Pamela S. Schindler. McGrow-Hill.

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