APA-viite (7. p.)

Thornburg, D., & Henry, J. R. (2006). Significant changes to the International Building Code: 2006 edition. Thomson.

Chicago-viite (17. p.)

Thornburg, Doug, ja John R. Henry. Significant Changes to the International Building Code: 2006 Edition. Clifton Park, NY: Thomson, 2006.

MLA-viite (8. p.)

Thornburg, Doug, ja John R. Henry. Significant Changes to the International Building Code: 2006 Edition. Thomson, 2006.