South African Bureau of Standards. Standard specification for softwood studs for timber frames in buildings. South African Bureau of Standards.
Chicago (17e ed.) BronvermeldingSouth African Bureau of Standards. Standard Specification for Softwood Studs for Timber Frames in Buildings. South Africa: South African Bureau of Standards.
MLA (9e ed.) BronvermeldingSouth African Bureau of Standards. Standard Specification for Softwood Studs for Timber Frames in Buildings. South African Bureau of Standards.
Let op: Deze citaties zijn niet altijd 100% accuraat.