WARNER, S. B. (1972). The Urban Wilderness. Harper and Row, Publiser.
Lua i Stíl Chicago (17ú heag.)WARNER, Sam Bass. The Urban Wilderness. Harper and Row, Publiser, 1972.
Lua MLA (8ú heag.)WARNER, Sam Bass. The Urban Wilderness. Harper and Row, Publiser, 1972.
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