APA-referens (7:e uppl.)

Gupta S C. (2019). Fundamentals of Statistics (7th.). Himalaya Publishing House.

Chicago-referens (17:e uppl.)

Gupta S C. Fundamentals of Statistics. 7th. New Delhi: Himalaya Publishing House, 2019.

MLA-referens (9:e uppl.)

Gupta S C. Fundamentals of Statistics. 7th. Himalaya Publishing House, 2019.