Παραπομπή σε μορφή APA (7η εκδ.)

MODAHL MARY. (2002). NOW OR NEVER: HOW COMPANIES MUST CHANGE TODAY TO WIN THE BATTLE FOR THE INTERNET CONSUMER. TEXERE PUBLICATIONS LTD.

Παραπομπή σε μορφή Chicago (17η εκδ.)

MODAHL MARY. NOW OR NEVER: HOW COMPANIES MUST CHANGE TODAY TO WIN THE BATTLE FOR THE INTERNET CONSUMER. NEW YORK: TEXERE PUBLICATIONS LTD, 2002.

Παραπομπή σε μορφή MLA (9th εκδ.)

MODAHL MARY. NOW OR NEVER: HOW COMPANIES MUST CHANGE TODAY TO WIN THE BATTLE FOR THE INTERNET CONSUMER. TEXERE PUBLICATIONS LTD, 2002.