Cita APA (7a ed.)

Ross, S. B., Jr. (2011). The Extraordinary Spirit of Green Chimneys: Connecting Children and Animals to Create Hope. Purdue University Press.

Cita Chicago Style (17a ed.)

Ross, Samuel B., Jr. The Extraordinary Spirit of Green Chimneys: Connecting Children and Animals to Create Hope. West Lafayette, Ind.: Purdue University Press, 2011.

Cita MLA (8a ed.)

Ross, Samuel B., Jr. The Extraordinary Spirit of Green Chimneys: Connecting Children and Animals to Create Hope. Purdue University Press, 2011.