GRINOLD RICHARD C. (1997). MANPOWER PLANNING MODELS. NORTH HOLLAND.
Cita Chicago (17th ed.)GRINOLD RICHARD C. MANPOWER PLANNING MODELS. NEW YORK: NORTH HOLLAND, 1997.
Cita MLA (9th ed.)GRINOLD RICHARD C. MANPOWER PLANNING MODELS. NORTH HOLLAND, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.