Let me outline the sections: maybe start with an introduction about the query, then a section on the legal issues, possible reasons why the user is seeking this PDF, alternatives, and a conclusion. I should also check for any existing legal copies that might be available online through academic institutions or public libraries as part of their collections.

Alright, putting it all together, the report needs to balance between understanding the user's intent, addressing the legal aspects, and offering constructive solutions without leading them to pirate sites. Making sure the tone is helpful and educational.

I should also consider that the user might not be aware of the author's correct name or the exact book title. Maybe provide suggestions for similar books within the construction field if Sushil Kumar isn't the right author.

Wait, maybe some universities provide access to textbooks via their library systems. Including that could be helpful. Also, mentioning if there are open-access textbooks or other authors who have similar content. I need to be careful not to recommend any specific pirate sites, as that could be against guidelines.