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  1. 1

    Light tresspass causes, remedies and actions מאת Schreuder, D. A.

    יצא לאור 1986
    ספר

    Light tresspass causes, remedies and actions
  2. 2

    Energy considerations in fixed and vehicular lighting

    יצא לאור 1981
    ספר

    Energy considerations in fixed and vehicular lighting
  3. 3

    Highway visibility research needs

    יצא לאור 1980
    ספר

    Highway visibility research needs
  4. 4

    American standard practice for roadway lighting.

    יצא לאור 1964
    ספר

    American standard practice for roadway lighting.

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