Cita APA (7a ed.)

Hanson, D., Marty, E., Winne, M., & Hanson, M. (2011). Breaking through concrete: Building an urban farm revival. University of California Press.

Cita Chicago Style (17a ed.)

Hanson, David, Edwin Marty, Mark Winne, y Michael Hanson. Breaking Through Concrete: Building an Urban Farm Revival. Berkeley: University of California Press, 2011.

Cita MLA (8a ed.)

Hanson, David, et al. Breaking Through Concrete: Building an Urban Farm Revival. University of California Press, 2011.