APA aipamena

DONNA Erickson. (2006). MetroGreen: Connecting Open Space in North American Cities. Whasington: Island Press.

Chicago Style aipamena

DONNA Erickson. MetroGreen: Connecting Open Space in North American Cities. Whasington: Island Press, 2006.

MLA aipamena

DONNA Erickson. MetroGreen: Connecting Open Space in North American Cities. Whasington: Island Press, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.