Cita APA (7a ed.)

ERP Environment (Firm), issuing body. (1991). European environment. John Wiley & Sons : ERP Environment.

Cita Chicago Style (17a ed.)

ERP Environment (Firm), issuing body. European Environment. [Chichester]: John Wiley & Sons : ERP Environment, 1991.

Cita MLA (9a ed.)

ERP Environment (Firm), issuing body. European Environment. John Wiley & Sons : ERP Environment, 1991.