Precup, R. (2013). Linear and semilinear partial differential equations: An introduction. Radu Precup De Gruyter.
芝加哥风格引文Precup, Radu. Linear and Semilinear Partial Differential Equations: An Introduction. Berlin: Radu Precup De Gruyter, 2013.
MLA引文Precup, Radu. Linear and Semilinear Partial Differential Equations: An Introduction. Radu Precup De Gruyter, 2013.
警告：这些引文格式不一定是100％准确.