Timber products sectional committee, BDC 9. (1957). Indian standard: Specification for coniferous sawn timber intended for further conversion (Rev. reprinted.). Indian Standard institution.
Cita Chicago (17th ed.)Timber products sectional committee, BDC 9. Indian Standard: Specification for Coniferous Sawn Timber Intended for Further Conversion. Rev. reprinted. Delhi: Indian Standard institution, 1957.
Cita MLA (9th ed.)Timber products sectional committee, BDC 9. Indian Standard: Specification for Coniferous Sawn Timber Intended for Further Conversion. Rev. reprinted. Indian Standard institution, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.