Anaya publishes different series. To find the correct PDF, you first need to confirm which specific title your school uses. The two most common Anaya Biology series for 4ﾂｺ ESO are:
Search Tip: If you don't know the exact cover, search Google Images for "Biologia y Geologia 4 ESO Anaya Saber Hacer" to match the cover with what you have in class. libro biologia 4 eso anaya pdf upd
Te enumeramos los principales peligros:
If you need the book for homework but can't find the full PDF, search for the specific topic instead. Biology in 4ﾂｺ ESO is standard across publishers. Anaya publishes different series