The 6th edition was originally packaged with a CD-ROM containing PDF sections and true/false study guides to aid self-study. Study Resources
You're looking for information on "Multivariable Calculus Edwards Penney 6e Pdf.zip". This appears to be a downloadable PDF file of the 6th edition of "Multivariable Calculus" by Michael Corral, not Edwards Penney, which is a popular textbook on multivariable calculus.
While I can’t provide a direct download link for a copyrighted ZIP file, I can give you a breakdown of what makes this specific textbook a staple in engineering and mathematics programs, and what you should know if you're looking for it. What is Edwards & Penney's Multivariable Calculus?
Vectors in 2-space and 3-space are combined into a single chapter to improve the flow of material. Core Topics Covered