Παραπομπή σε μορφή APA (7η εκδ.)

Geiger, D. (2016). Personalized Task Recommendation in Crowdsourcing Systems (1st ed. 2016.). Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Geiger, David. Personalized Task Recommendation in Crowdsourcing Systems. 1st ed. 2016. Cham: Springer International Publishing : Imprint: Springer, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

Geiger, David. Personalized Task Recommendation in Crowdsourcing Systems. 1st ed. 2016. Springer International Publishing : Imprint: Springer, 2016.