If you need a specific section (e.g., "Capítulo 12: Propiedades de los canales iónicos"), search for that chapter in Spanish on Google Scholar. Professors often upload specific chapter PDFs as course materials. This gives you the "best" parts of the PDF without the whole file.
If you must download, go for the 5th or 6th Spanish edition . If you want to pass your boards, get the 7th English edition. kandel principios de neurociencia pdf best
If you cannot afford the hardcover or official eBook, use this strategy: If you need a specific section (e
: Most medical and science libraries offer free digital access via AccessBiomedicalScience or similar platforms. kandel principios de neurociencia pdf best