Cita APA (7th ed.)

HUTCHINGS, J. F. (1998). National buliding codes handbook. McGraw-Hill.

Cita Chicago (17th ed.)

HUTCHINGS, Jonathan F. National Buliding Codes Handbook. New York: McGraw-Hill, 1998.

Cita MLA (9th ed.)

HUTCHINGS, Jonathan F. National Buliding Codes Handbook. McGraw-Hill, 1998.