Cita APA (7th ed.)

Pratten, C. (1976). Labour productivity differentials: Within international companies. Cambridge University Pr.

Cita Chicago (17th ed.)

Pratten, C.F. Labour Productivity Differentials: Within International Companies. Cambridge: Cambridge University Pr, 1976.

Cita MLA (9th ed.)

Pratten, C.F. Labour Productivity Differentials: Within International Companies. Cambridge University Pr, 1976.