ﺍﻟﻤﻨﺘﺠﺎﺕ ﺍﻟﺤﺎﻟﻴﺔ ﻤﻥ ﺨﻼل ﺍﻟﺘﻭﻟﻴﻔﺔ ﺍﻟﺠﺩﻴﺩﺓ ،ﺃﻭ ﺇﻀﺎﻓﺔ ﻤﻜﻭﻥ ﺠﺩﻴﺩ ﺃﻭ ﺴﻤﺔ ﺠﺩﻴﺩﺓ ،ﻭﻏﻴﺭ ﺫﻟـﻙ
ﻤﻤﺎ ﻴﻜﺸﻑ ﻋﻥ ﺍﺴﺘﻨﺎﺭﺓ ﻭﺘﺒﺼﺭ ﻴﻭﺼل ﺇﻟﻰ ﺍﻟﺘﻭﻟﻴﻔﺔ ﺍﻟﺠﺩﻴﺩﺓ.
Derek Torrington and Jane Wieghman (1985): The Business of Management,
Prentice Hall International Englewood Cliffs, New Jersey, p337.
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