APA način citiranja (7. izdanje)

HAGEL JOHN. (1999). NET GAIN. HARVARD BUSINESS SCHOOL.

Čikaški stil citiranja (17. izdanje)

HAGEL JOHN. NET GAIN. BOSTON: HARVARD BUSINESS SCHOOL, 1999.

MLA način citiranja (9. izdanje)

HAGEL JOHN. NET GAIN. HARVARD BUSINESS SCHOOL, 1999.