You can find comprehensive thermodynamics course summaries and solved problems on ResearchGate or F-Legrand Scidoc , which offer free educational PDFs on the principles of thermodynamics.
You may be able to find a physical or e-book copy through academic retailers if a free version is unavailable.
To help you find this material or something similar, you might consider these options:
While many academic resources are hosted on platforms like Scribd or university repositories such as Bibliothèque de l'Université de Skikda , specific textbooks often require a subscription or purchase due to copyright.