APA način citiranja (7. izdanje)

Kemp Reň, Foxon Tim, & United Nations University. Typology of Eco-Innovation.

Čikaški stil citiranja (17. izdanje)

Kemp Reň, Foxon Tim, i United Nations University. Typology of Eco-Innovation.

MLA način citiranja (9. izdanje)

Kemp Reň, et al. Typology of Eco-Innovation.