To get the most out of it and to support the creation of excellent musical resources, the recommended path is to purchase the official edition of "Il Nuovo Gatti Volume 2." You can find it easily through the publisher Ricordi, specialized music bookstores like Libreria Musicale Italiana, or major online retailers like Amazon or All Sheet Music. A method book of this caliber is an investment in your musical future that will pay dividends for years to come. Don't settle for a questionable PDF; give yourself the gift of the real thing.