Tata , M. (1988). Quantitative aptitude ( numericalability ) for clerks grade examination. Tata McGraw Hill.
Chicago-viite (17. p.)Tata , Mcgraw. Quantitative Aptitude ( Numericalability ) for Clerks Grade Examination. New Delhi: Tata McGraw Hill, 1988.
MLA-viite (9. p.)Tata , Mcgraw. Quantitative Aptitude ( Numericalability ) for Clerks Grade Examination. Tata McGraw Hill, 1988.
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