BS Negi. (1993). Anatomy of some of the west coast timbers Part 2- ICFRE-27. ICFRE.
Chicago Style aipamenaBS Negi. Anatomy of Some of the West Coast Timbers Part 2- ICFRE-27. ICFRE, 1993.
MLA aipamenaBS Negi. Anatomy of Some of the West Coast Timbers Part 2- ICFRE-27. ICFRE, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.