Aggarwal, R. S. (1997). Objective arithmetic: Numerical ability tests. S.Chand & Co..
Chicago Edition CitationAggarwal, R. S. Objective Arithmetic: Numerical Ability Tests. New Delhi: S.Chand & Co., 1997.
Deismireacht MLAAggarwal, R. S. Objective Arithmetic: Numerical Ability Tests. S.Chand & Co., 1997.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.