एपीए उद्धरण

Hayes, D. (2000). The official earth day guide to planet repair. Island Press.

शिकागो स्टाइल उद्धरण

Hayes, Denis. The Official Earth Day Guide to Planet Repair. Island Press, 2000.

एमएलए उद्धरण

Hayes, Denis. The Official Earth Day Guide to Planet Repair. Island Press, 2000.