Kaynaklar
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1. SESSIONS, John, Forest Road Operations in the Tropics, ISBN: 9783540463924, 170 pages, August 2007.
2. BRITISH COLOMBIA, Forest Road Engineering Guidebook, ISBN: 9780772626493. January 1995
3. FOOD & AGRICULTURE ORG 1992. Cost Control in Forest Harvesting and Road Construction/Book and Disk, ISBN:9789251031612
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