Pfiffner, J. M. (1964). The Supervision of personnel: Human relations in the management of men. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Pfiffner, John M. The Supervision of Personnel: Human Relations in the Management of Men. Englwood chiffs: N.J: Prentice-Hall, 1964.
Citatione MLA (9a ed.)Pfiffner, John M. The Supervision of Personnel: Human Relations in the Management of Men. Prentice-Hall, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.