Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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