SpringerLink (Online service), Khan, V., Papangelis, K., Lykourentzou, I., & Markopoulos, P. (2019). Macrotask Crowdsourcing: Engaging the Crowds to Address Complex Problems (1st ed. 2019.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-030-12334-5
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Vassillis-Javed Khan, Konstantinos Papangelis, Ioanna Lykourentzou, και Panos Markopoulos. Macrotask Crowdsourcing: Engaging the Crowds to Address Complex Problems. 1st ed. 2019. Cham: Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-030-12334-5.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Macrotask Crowdsourcing: Engaging the Crowds to Address Complex Problems. 1st ed. 2019. Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-030-12334-5.
