There is no official, legal PDF of his book Gotovi Lekovi (which translates to "Ready-Made Cures" or "Finished Medicines"). However,

This is a fascinating topic because (often spelled Kazić or Kazich ) occupies a strange, controversial corner of the Balkan internet: part folk medicine, part conspiracy theory, part guerilla publishing.

"Gotovi Lekovi is a fascinating piece of Balkan survivalist literature. Read it like a history book, not a prescription pad."