Book 2,299 eBook 1,130 CD 126 Video 126 Audio 124 Microform 110 DVD 51 Journal 31 Musical Score 24 Conference Proceeding 19 Thesis 16 VHS 7 Government Document 6 Kit 3 Manuscript 3 Serial 3 Software 3 Blu-ray Disc 2 Database 2 Electronic 1 Map 1 Photo 1