Aggarwal, R. S. (1990). Arithmetic: Subjective & objective for competitive examinations. S Chand & Co..
Citación estilo ChicagoAggarwal, R. S. Arithmetic: Subjective & Objective for Competitive Examinations. New Delhi: S Chand & Co., 1990.
Cita MLAAggarwal, R. S. Arithmetic: Subjective & Objective for Competitive Examinations. S Chand & Co., 1990.
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