Modak, P. (2021). Practicing circular economy (First edition.). CRC Press, Taylor & Francis Group.
Čikaški stil citiranja (17. izdanje)Modak, Prasad. Practicing Circular Economy. First edition. Boca Raton: CRC Press, Taylor & Francis Group, 2021.
MLA način citiranja (9. izdanje)Modak, Prasad. Practicing Circular Economy. First edition. CRC Press, Taylor & Francis Group, 2021.