Giesecke, F. E., Mitchell, A., Spencer, C. H., Hill, I. L., Loving, R. O., Dydgon, J. T., & Novak, J. E. (1997). Engineering drawing: Problem series 1. Prentice Hall.
Cita Chicago Style (17a ed.)Giesecke, Frederick E., Alva Mitchell, Cecil Henry Spencer, Ivan Leroy Hill, Robert Olin Loving, John Thomas Dydgon, y James E. Novak. Engineering Drawing: Problem Series 1. New Jersey: Prentice Hall, 1997.
Cita MLA (9a ed.)Giesecke, Frederick E., et al. Engineering Drawing: Problem Series 1. Prentice Hall, 1997.
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