(1973). Grass roots. "Grass Roots", Nottingham Council of Social Services.
Cita Chicago Style (17a ed.)Grass Roots. Nottingham, England: "Grass Roots", Nottingham Council of Social Services, 1973.
Cita MLA (8a ed.)Grass Roots. "Grass Roots", Nottingham Council of Social Services, 1973.
Precaución: Estas citas no son 100% exactas.