National design specification for stress-grade lumber and its fastenings /
National Lumber Manufacturers Association.

APA Citation

National Lumber Manufacturers Association. (19551956). National design specification for stress-grade lumber and its fastenings. Rev. Washington, D.C.: The Association.

MLA Citation

National Lumber Manufacturers Association. National Design Specification for Stress-grade Lumber And Its Fastenings. Rev. Washington, D.C.: The Association, 19551956.

Warning: These citations may not always be complete (especially for serials).