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481
Copyright law symposium ; the [first annual] Nathan Burkan memorial competition.
Baskı/Yayın Bilgisi 1939Kitap -
482
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483
-
484
-
485
-
486
-
487
Handbook on the protection of trade-marks, patents, copy-rights, and trade names in Vhina
Baskı/Yayın Bilgisi 1924Kitap -
488
-
489
La ley de propiedad intelectual de los Estados Unidos de America efectiva desde el 1. de julio de 1909.
Baskı/Yayın Bilgisi 1910Kitap -
490
The copyright law of the United States of America in force July 1, 1909.
Baskı/Yayın Bilgisi 1910Kitap