Gupta, T. C. (1959). Arithmetic: For assistants grade examination.
Chicago Edition CitationGupta, Tek Chand. Arithmetic: For Assistants Grade Examination. 1959.
Cita MLAGupta, Tek Chand. Arithmetic: For Assistants Grade Examination. 1959.
Atenció: Aquestes cites poden no estar 100% correctes.