Final answer:
You sought a free version of 'Introducing Communication Theory: Analysis and Application', but this specific book may not be freely available. However, resources like OpenStax's 'Introduction to Sociology' and LibreTexts' '8.7: Communication' can be access for free and might provide supplementary information.
Step-by-step explanation:
It seems you are looking for a specific textbook related to communication theory which may not be available for free legally. However, I can guide you to resources that are freely accessible and could serve as supplementary materials for your study. For instance, the Introduction to Sociology 2e by OpenStax is a resource that offers comprehensive coverage of core concepts in sociology, foundational scholars, and emerging theories.
The textbook titled Introduction to Sociology 3e is also available for free in web view or PDF format through OpenStax.org, and it provides applications of sociology concepts that are relevant and current. The general approach of this textbook aims to engage students by helping them apply the sociological imagination in meaningful ways.
Furthermore, LibreTexts™ offers a page titled 8.7: Communication which is shared under a CC BY-NC license. This resource is authored by the CK-12 Foundation and may provide useful content on communication theories.