1981 National Electrical Code
1981 National Electrical Code: questions and answers
J. D. Garland
Publisher: Englewood Cliffs, N.J. : Prentice-Hall, 1981.
ISBN: 0136093396
The 3-D oscilloscope
The 3-D oscilloscope: a practical manual and guide Homer B. Tilton
Publisher: Englewood Cliffs, N.J. : Prentice-Hall, c1987.
ISBN: 0139202404
DDC: 621.381548
LCC: TK7878.7