Παραπομπή σε μορφή APA (7η εκδ.)

Klapdor, S. (2013). Effectiveness of Online Marketing Campaigns: An Investigation into Online Multichannel and Search Engine Advertising. Springer Fachmedien Wiesbaden : Imprint: Springer Gabler.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Klapdor, Sebastian. Effectiveness of Online Marketing Campaigns: An Investigation into Online Multichannel and Search Engine Advertising. Wiesbaden: Springer Fachmedien Wiesbaden : Imprint: Springer Gabler, 2013.

Παραπομπή σε μορφή MLA (8th εκδ.)

Klapdor, Sebastian. Effectiveness of Online Marketing Campaigns: An Investigation into Online Multichannel and Search Engine Advertising. Springer Fachmedien Wiesbaden : Imprint: Springer Gabler, 2013.