United Nations Economic Commission for Europe & Food and agriculture organization of the united nations. (1998). Forest products annual market review 1997-1998: Timber Bulletin. Vol. LI. No 3.
Chicago Style (17th ed.) ZitazioaUnited Nations Economic Commission for Europe eta Food and agriculture organization of the united nations. Forest Products Annual Market Review 1997-1998: Timber Bulletin. Vol. LI. No 3. 1998.
MLA (9th ed.) ZitazioaUnited Nations Economic Commission for Europe eta Food and agriculture organization of the united nations. Forest Products Annual Market Review 1997-1998: Timber Bulletin. Vol. LI. No 3. 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.