book via baseball-almanac.com Some fall into the baseball basics http://www.baseball-almanac.com/legendary/liunwrit.shtml The Book of Unwritten Baseball Rules There are many “unwritten rules” about playing the game the unwritten rules Some fall into the baseball basics unwritten rules lists of unwritten rules with the unwritten rules written out book Some fall into the baseball basics book Baseball Almanac: The Book of Unwritten Rules The Book of Unwritten Baseball Rules published Baseball Digest wrote the general unwritten rules code