Hattingh, J. T. (1936). A universal stress sag chart for power line computations. Blackie.
Chicago Style (17th ed.) CitationHattingh, J. T. A Universal Stress Sag Chart for Power Line Computations. London ; Glasgow: Blackie, 1936.
MLA (8th ed.) CitationHattingh, J. T. A Universal Stress Sag Chart for Power Line Computations. Blackie, 1936.
Warning: These citations may not always be 100% accurate.