(2019). RECOMMENDED contract practice for underground construction. Society for Mining , Metallurgy & Exploration.
芝加哥风格引文RECOMMENDED Contract Practice for Underground Construction. Society for Mining , Metallurgy & Exploration, 2019.
MLA引文RECOMMENDED Contract Practice for Underground Construction. Society for Mining , Metallurgy & Exploration, 2019.
警告：这些引文格式不一定是100％准确.