Manahan, . O. (2007). Patent as a tool for growth. Enterprise.
Cita Chicago (17th ed.)Manahan, Oscar. "Patent as a Tool for Growth." Enterprise 2007.
Cita MLA (9th ed.)Manahan, Oscar. "Patent as a Tool for Growth." Enterprise, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.