Cita APA (7a ed.)
Reinhardt, K. F. A Realistic Philosophy: The Perennial Principles of Thought and Action in a Changing World. Bruce Publishing.
Cita estilo Chicago (17a ed.)
Reinhardt, Kurt F. A Realistic Philosophy: The Perennial Principles of Thought and Action in a Changing World. Milwaukee, EUA: Bruce Publishing.
Cita MLA (9a ed.)
Reinhardt, Kurt F. A Realistic Philosophy: The Perennial Principles of Thought and Action in a Changing World. Bruce Publishing.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.