Nolen, J. (1909). State parks for Wisconsin: Report of John Nolen, landscape architect.
Čikaški stil citiranja (17. izdanje)Nolen, John. State Parks for Wisconsin: Report of John Nolen, Landscape Architect. [Madison?, 1909.
MLA način citiranja (8. izdanje)Nolen, John. State Parks for Wisconsin: Report of John Nolen, Landscape Architect. 1909.
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