Many scanned PDFs of the 11th edition are missing:
Solution: Before trusting a PDF, scroll to Chapter 15 or 20. If they are blank or missing, the file is incomplete.
Se você quer o livro de verdade (e precisa para as atividades da faculdade), estas são as melhores rotas:
Even with a PDF, you need the code. Go to the official Pearson resource page or the Deitel site. Search for "Java How to Program 11e code examples". You will get a ZIP file containing all *.java files organized by chapter.
Pro tip: Import these projects into an IDE as you read. For each chapter, open the code, read it, and then modify it.
The book is massive (often exceeding 1,000 pages) and serves as both a learning tool and a reference manual. Key chapters include:

