"National Joint Apprenticeship and Training Commitee." . . . . . "Field reference handbook : [revised for the NEC 2008]" . . . . . . . . . . . . "Electrical field reference handbook"@en . "Electrical field reference handbook" . . . . . . . . . . . "Developed as a handy, easy-to-use resource for electrical estimators, contractors, electricians, and apprentices, the Electrical Field Reference Handbook is the ultimate desk and field reference. Now updated to the National Electrical CodeA(R) 2008, it covers the most frequently used on-the-job information, such as: standard symbols for blueprints, drawings, and instrumentation, key formulas and calculations, common NECA(R) 2008 tables, motor and transformer calculations, and more." . "Field reference handbook"@en . "Field reference handbook" . "Handbooks and manuals" . "Handbooks and manuals"@en . . .