However, none of these combine in one volume like the Lazarus Handbook does. That is its unique value.
Downloading the PDF is not enough. The "Lazarus" mindset is about doing , not just reading. Here is a 30-day plan based on the handbook's core principles: Lazarus Handbook Pdf
If you cannot locate a legitimate copy, or you want peer-reviewed modern data, these three books cover similar ground with less theological bias: However, none of these combine in one volume
A quick Google search for "Lazarus Handbook PDF free download" will lead you down a dangerous rabbit hole. Here is why you should download a PDF from an untrusted source: or you want peer-reviewed modern data