APA
Smith G., Orsler R. & Building Research Establishment. (1992). Schedules for the preservation of hem-fir timber. Garston, Watford: Building Research Establishment.
Chicago
Smith G.A, Orsler R.J and Building Research Establishment. 1992. Schedules for the preservation of hem-fir timber. Garston, Watford: Building Research Establishment.
Harvard
Smith G., Orsler R. and Building Research Establishment. (1992). Schedules for the preservation of hem-fir timber. Garston, Watford: Building Research Establishment.
MLA
Smith G.A, Orsler R.J and Building Research Establishment. Schedules for the preservation of hem-fir timber. Garston, Watford: Building Research Establishment. 1992.
