DARTNELL CORPORATION. (1995). ULTRA TEAMS: UNLOCKING THE SECRETS OFTHE NEW TEAM WORK- QUALI TY CONNECTION. DARTNELL.
Chicago-viite (17. p.)DARTNELL CORPORATION. ULTRA TEAMS: UNLOCKING THE SECRETS OFTHE NEW TEAM WORK- QUALI TY CONNECTION. CHICAGO: DARTNELL, 1995.
MLA-viite (9. p.)DARTNELL CORPORATION. ULTRA TEAMS: UNLOCKING THE SECRETS OFTHE NEW TEAM WORK- QUALI TY CONNECTION. DARTNELL, 1995.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.