Angeli, G. Modeling, Systems Engineering, and Project Management for Astronomy IV. SPIE Digital Library.
芝加哥风格引文Angeli, George. Modeling, Systems Engineering, and Project Management for Astronomy IV. SPIE Digital Library.
MLA引文Angeli, George. Modeling, Systems Engineering, and Project Management for Astronomy IV. SPIE Digital Library.
警告：这些引文格式不一定是100％准确.