I assume that... ...by your question you don't mean you want someone to cause a bunch of tumors in your brain; you're asking what kinds there are. There's plenty of introductory information on line that a web search will turn up. If you want more depth, may I suggest "Brain Tumors: An Encyclopedic Approach." It's 940 pp long, price $254.78 on Amazon, but you can get a used copy for only $230.70.
Many classifications. Like other cancers, brain tumors represent a wide cross-section of abnormal cell proliferation. Different professional organizations classify brain tumors. Some references: http://apps.who.int/bookorders/anglais/detart1.jsp?codcol=70&codcch=4001 , http://www.aans.org/en/Media/Fact%20Sheets/Classification%20of%20Brain%20Tumors.aspx , http://www.soc-neuro-onc.org/cancerinnervoussystem/