Gaya APA

, ., Barker, B, A. (2010). Black & Decker Codes for Homeowners: Electrical Codes, Mechanical Codes, Plumbing Codes, Building Codes . Creative Publishing internatio: Creative Publishing international, 2010.

Gaya MLA

, ., Barker, Bruce, A.. "Black & Decker Codes for Homeowners: Electrical Codes, Mechanical Codes, Plumbing Codes, Building Codes". Creative Publishing internatio: Creative Publishing international, 2010, 2010. .