TY - BOOK AU - American Society of Heating , Refrigerating and Air-Conditioning Engineers & Others TI - Advanced energy design guide for small to medium office buildings achieving 50% energy savings towards a net zero energy building SN - 978-1-936504-05-3 U1 - 720.47 PY - 2011/// CY - Atlanta PB - American Society of Heating , Refrigerating and Air-Conditioning Engineers (ASHRAE) ER -