Brown, N. C. (1948). Lumber: Manufacture, conditioning, grading, distribution, and use. John Wiley.
Dyfyniad Arddull ChicagoBrown, Nelson Courtlandt. Lumber: Manufacture, Conditioning, Grading, Distribution, and Use. New York: John Wiley, 1948.
Dyfyniad MLABrown, Nelson Courtlandt. Lumber: Manufacture, Conditioning, Grading, Distribution, and Use. John Wiley, 1948.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.