(1973). Grass roots. "Grass Roots", Nottingham Council of Social Services.
Chicagoスタイル(17版)引用形式Grass Roots. Nottingham, England: "Grass Roots", Nottingham Council of Social Services, 1973.
MLA(8版)引用形式Grass Roots. "Grass Roots", Nottingham Council of Social Services, 1973.
警告: この引用は必ずしも正確ではありません.