Kriegel Robert. (1991). If it Ain't Broke-- Break it!: And other unconventional wisdom for a changing business world. Warner Books a time warner company.
Citazione stile Chigago Style (17a edizione)Kriegel Robert. If It Ain't Broke-- Break It!: And Other Unconventional Wisdom for a Changing Business World. USA: Warner Books a time warner company, 1991.
Citatione MLA (9a ed.)Kriegel Robert. If It Ain't Broke-- Break It!: And Other Unconventional Wisdom for a Changing Business World. Warner Books a time warner company, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.