Final answer:
The company is leveraging external sources for innovation by engaging with trade publications and trade shows to stay competitive and informed on industry trends.
Step-by-step explanation:
The company that gets ideas by reading trade publications and attending trade shows is using external sources as its source of innovation. This approach allows the firm to gather insights into the latest industry trends, new technologies, and potential business opportunities. As companies like Samsung have noted, innovation plays a crucial role in staying ahead of competitors and in providing consumers with new possibilities in technology.