Cita APA (7th ed.)

-. (1990). National electrical code blueprint reading: Based onthe 1990 national electrical code.-- Ed.11. American Tecnical Pub.

Cita Chicago (17th ed.)

-. National Electrical Code Blueprint Reading: Based Onthe 1990 National Electrical Code.-- Ed.11. omewood: American Tecnical Pub, 1990.

Cita MLA (9th ed.)

-. National Electrical Code Blueprint Reading: Based Onthe 1990 National Electrical Code.-- Ed.11. American Tecnical Pub, 1990.