Walker, D. Process and principles.
Cita Chicago Style (17a ed.)Walker, Derek. Process and Principles.
Cita MLA (9a ed.)Walker, Derek. Process and Principles.
Precaución: Estas citas no son 100% exactas.
Cita APA (7a ed.)
Walker, D. Process and principles.
Cita Chicago Style (17a ed.)Walker, Derek. Process and Principles.
Cita MLA (9a ed.)Walker, Derek. Process and Principles.