Anderson, D. D. (1971). Sunshine and smoke: American writers and the American environment. Lippincott.
Lua i Stíl Chicago (17ú heag.)Anderson, David D. Sunshine and Smoke: American Writers and the American Environment. Philadelphia: Lippincott, 1971.
Lua MLA (9ú heag.)Anderson, David D. Sunshine and Smoke: American Writers and the American Environment. Lippincott, 1971.
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