LUDLOW, R. (1991). The Essence Of Successful Staff Selection / Ron Ludlow. Prentice-Hall.
Chicago-referens (17:e uppl.)LUDLOW, Ron. The Essence Of Successful Staff Selection / Ron Ludlow. Prentice-Hall, 1991.
MLA-referens (8:e uppl.)LUDLOW, Ron. The Essence Of Successful Staff Selection / Ron Ludlow. Prentice-Hall, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.