Turn your midi into a realistic orchestral audio file using vst by Tommaso_dago | Fiverr
EastWest MIDI Guitar Series Vol 1: Orchestra - Virtual EW-301D
Acoustic and MIDI Orchestration for the Contemporary Composer: A Practical Guide to Writing and Sequencing for the Studio Orchestra: Pejrolo, Andrea, DeRosa, Richard: 9780240520216: Amazon.com: Books
Orchestral MIDI Arrangements - Shockwave-Sound Blog and Articles