APA-viite (7. p.)

ECONOMIST INTELLIGENCE UNIT. (1999). BEST PRACTICES ENVIRONMENT. UNIVERSITY PRESS.

Chicago-viite (17. p.)

ECONOMIST INTELLIGENCE UNIT. BEST PRACTICES ENVIRONMENT. NEW DELHI: UNIVERSITY PRESS, 1999.

MLA-viite (9. p.)

ECONOMIST INTELLIGENCE UNIT. BEST PRACTICES ENVIRONMENT. UNIVERSITY PRESS, 1999.