Cita APA (7th ed.)

HRADESKY,J.L. (1985). PRODUCTIVITY & QUALITY IMPROVEMENT. MCGRAW HILL.

Cita Chicago (17th ed.)

HRADESKY,J.L. PRODUCTIVITY & QUALITY IMPROVEMENT. NEW YORK: MCGRAW HILL, 1985.

Cita MLA (9th ed.)

HRADESKY,J.L. PRODUCTIVITY & QUALITY IMPROVEMENT. MCGRAW HILL, 1985.