Wills, A. P. (1958). Vector analysis: With an introduction to tensor analysis (NA.). Dover.
芝加哥风格引文Wills, A. P. Vector Analysis: With an Introduction to Tensor Analysis. NA. USA: Dover, 1958.
MLA引文Wills, A. P. Vector Analysis: With an Introduction to Tensor Analysis. NA. Dover, 1958.
警告：这些引文格式不一定是100％准确.