Etzler, J. A. (1833). The paradise within the reach of all men without labor, by powers of nature and machinery: An address to all intelligent men. In two parts. Etzler and Reinhold.
Čikaški stil citiranja (17. izdanje)Etzler, J. A. The Paradise Within the Reach of All Men Without Labor, by Powers of Nature and Machinery: An Address to All Intelligent Men. In Two Parts. Pittsburgh, Pa.: Etzler and Reinhold, 1833.
MLA način citiranja (8. izdanje)Etzler, J. A. The Paradise Within the Reach of All Men Without Labor, by Powers of Nature and Machinery: An Address to All Intelligent Men. In Two Parts. Etzler and Reinhold, 1833.
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