Παραπομπή APA

Mini Verma. (2011). Quantitative techniques. Vayu education of India.

Παραπομπή Chicago Style

Mini Verma. Quantitative Techniques. New Delhi: Vayu education of India, 2011.

Παραπομπή MLA

Mini Verma. Quantitative Techniques. Vayu education of India, 2011.