If you need to use the. guidelines to cite sources, there are two formats you can use. The author-date format is often used in the physical, natural, and social sciences, while the note-bibliography format is more common in the humanities (literature, history, and the arts).
The BBCOR one-piece bats are made of composite or metal and they are one solid piece from the barrel to the handle. The two-piece bats have separate barrels and handles. The two-piece bats usually have different materials, with a composite handle and a metal or composite barrel.
Wood Bat â A type of bat in which the handle and barrel are comprised from a single piece of wood or the handle and barrel are made of multiple pieces of wood through a âlaminating or compressedâ process. Hybrid or Half-and-Half Bat â A type of bat where the handle and barrel differ in composition material.