APA-Zitierstil (7. Ausg.)

(1994). Managing the unknown: By creating new futures. McGraw-Hill.

Chicago-Zitierstil (17. Ausg.)

Managing the Unknown: By Creating New Futures. London u.a: McGraw-Hill, 1994.

MLA-Zitierstil (9. Ausg.)

Managing the Unknown: By Creating New Futures. McGraw-Hill, 1994.