Hetherington, H. (1831). A penny paper for the people. Hetherington.
Lua i Stíl Chicago (17ú heag.)Hetherington, H. A Penny Paper for the People. Holborn [London]: Hetherington, 1831.
Lua MLA (8ú heag.)Hetherington, H. A Penny Paper for the People. Hetherington, 1831.
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