Gaya APA

Newman, Peter. (2008). Cities as sustainable ecosystems : principles and practices . Washington,: Island Press.

Gaya Chicago

Newman, Peter. Cities as sustainable ecosystems : principles and practices. Washington,: Island Press, 2008. Text.

Gaya MLA

Newman, Peter. Cities as sustainable ecosystems : principles and practices. Washington,: Island Press, 2008. Text.

Gaya Turabian

Newman, Peter. Cities as sustainable ecosystems : principles and practices. Washington,: Island Press, 2008. Print.