(2003). Best old-growth forest hikes: Washington & Oregon Cascades / John & Diane Cissel.
Čikaški stil citiranja (17. izdanje)Best Old-growth Forest Hikes: Washington & Oregon Cascades / John & Diane Cissel. 2003.
MLA način citiranja (9. izdanje)Best Old-growth Forest Hikes: Washington & Oregon Cascades / John & Diane Cissel. 2003.
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