White,Blanco T.A. (1983). Patent for Inventions (5th.). Stevens & Sons.
Dyfyniad Arddull ChicagoWhite,Blanco T.A. Patent for Inventions. 5th. London: Stevens & Sons, 1983.
Dyfyniad MLAWhite,Blanco T.A. Patent for Inventions. 5th. Stevens & Sons, 1983.
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