Dyfyniad APA

Prokopenko, J. (1987). Productivity management: A practical handbook. International Labour Office.

Dyfyniad Arddull Chicago

Prokopenko, Joseph. Productivity Management: A Practical Handbook. Geneva: International Labour Office, 1987.

Dyfyniad MLA

Prokopenko, Joseph. Productivity Management: A Practical Handbook. International Labour Office, 1987.

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