Tulsian, P. C. (2002). Quantitative techniques theory and problems. Pearson Education.
Chicago-tyylinen lähdeviittausTulsian, P. C. Quantitative Techniques Theory and Problems. New Delhi: Pearson Education, 2002.
MLA-viiteTulsian, P. C. Quantitative Techniques Theory and Problems. Pearson Education, 2002.
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