APA-viite (7. p.)

Poonia , V. S. (2009). Research Methodology & statistical method (1.). Vishvabharati.

Chicago-viite (17. p.)

Poonia , Virender S. Research Methodology & Statistical Method. 1. New Dehli: Vishvabharati, 2009.

MLA-viite (9. p.)

Poonia , Virender S. Research Methodology & Statistical Method. 1. Vishvabharati, 2009.