Brooks, J. G. (1890). The Consumers' league: The economic principle upon which it rests and the practicability of its enforcement. the Co-operative press.
Lua i Stíl Chicago (17ú heag.)Brooks, John Graham. The Consumers' League: The Economic Principle upon Which It Rests and the Practicability of Its Enforcement. [Cambridge: the Co-operative press, 1890.
Lua MLA (8ú heag.)Brooks, John Graham. The Consumers' League: The Economic Principle upon Which It Rests and the Practicability of Its Enforcement. the Co-operative press, 1890.
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