(1999). Practical utility safety: A collection of discussions and calculation aids for power, telephone, and CATV utilities (2. printing.). Clapp Research.
Chicago-Zitierstil (17. Ausg.)Practical Utility Safety: A Collection of Discussions and Calculation Aids for Power, Telephone, and CATV Utilities. 2. printing. Raleigh, NC: Clapp Research, 1999.
MLA-Zitierstil (9. Ausg.)Practical Utility Safety: A Collection of Discussions and Calculation Aids for Power, Telephone, and CATV Utilities. 2. printing. Clapp Research, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.