Drucker, P. F. (1998). Adventures of a bystander. John Wiley.
Lua i Stíl Chicago (17ú heag.)Drucker, Peter F. Adventures of a Bystander. New York: John Wiley, 1998.
Lua MLA (8ú heag.)Drucker, Peter F. Adventures of a Bystander. John Wiley, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.