APA aipamena

(1999). For hunger-proof cities: Sustainable urban food systems. Ottawa, Canada: IDRC.

Chicago Style aipamena

For Hunger-proof Cities: Sustainable Urban Food Systems. Ottawa, Canada: IDRC, 1999.

MLA aipamena

For Hunger-proof Cities: Sustainable Urban Food Systems. Ottawa, Canada: IDRC, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.