Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Machado, C., & Davim, J. P. (2020). Circular economy and engineering: A new ecologically efficient model. Springer. https://doi.org/10.1007/978-3-030-43044-3

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Carolina Machado, και J. Paulo Davim. Circular Economy and Engineering: A New Ecologically Efficient Model. Cham: Springer, 2020. https://doi.org/10.1007/978-3-030-43044-3.

Παραπομπή σε μορφή MLA (9th εκδ.)

SpringerLink (Online service), et al. Circular Economy and Engineering: A New Ecologically Efficient Model. Springer, 2020. https://doi.org/10.1007/978-3-030-43044-3.