Van de Laar, A., & Shepherd, A. Sustainable Rural Develpment.
Cita Chicago (17th ed.)Van de Laar, Aart, i Andrew Shepherd. Sustainable Rural Develpment.
Cita MLA (9th ed.)Van de Laar, Aart, i Andrew Shepherd. Sustainable Rural Develpment.
Atenció: Aquestes cites poden no estar 100% correctes.