LU, Y. C. (1976). Singularity theory and an introduction to catastrophe theory. Springer-Verlag.
Chicago Style (17th ed.) ZitazioaLU, Yung Chen. Singularity Theory and an Introduction to Catastrophe Theory. New york: Springer-Verlag, 1976.
MLA (9th ed.) ZitazioaLU, Yung Chen. Singularity Theory and an Introduction to Catastrophe Theory. Springer-Verlag, 1976.
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