एपीए उद्धरण

Praveen,R.V. Quantitative Aptitude and Reasoning (Third.). PHI Learning.

शिकागो स्टाइल उद्धरण

Praveen,R.V. Quantitative Aptitude and Reasoning. Third. NewDelhi: PHI Learning.

एमएलए उद्धरण

Praveen,R.V. Quantitative Aptitude and Reasoning. Third. PHI Learning.