Polzin, F., von Flotow, P., & Nolden, C. (2016). What encourages local authorities to engage with energy performance contracting for retrofitting? evidence from German municipalities. Elsevier.
芝加哥风格引文Polzin, F., P. von Flotow, 与 C. Nolden. What Encourages Local Authorities to Engage with Energy Performance Contracting for Retrofitting? Evidence from German Municipalities. Elsevier, 2016.
MLA引文Polzin, F., et al. What Encourages Local Authorities to Engage with Energy Performance Contracting for Retrofitting? Evidence from German Municipalities. Elsevier, 2016.
警告：这些引文格式不一定是100％准确.