Newsom, D., & Newsom, D. (2000). This is PR. Wadsworth.
Lua i Stíl Chicago (17ú heag.)Newsom, Doug, agus Doug Newsom. This Is PR. Wadsworth, 2000.
Lua MLA (8ú heag.)Newsom, Doug, agus Doug Newsom. This Is PR. Wadsworth, 2000.
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