Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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