APA-referens (7:e uppl.)

Gupta, S. (2019). Fundamentals of statistics (1st.). Himalaya publishing house.

Chicago-referens (17:e uppl.)

Gupta, S.C. Fundamentals of Statistics. 1st. Mumbai: Himalaya publishing house, 2019.

MLA-referens (9:e uppl.)

Gupta, S.C. Fundamentals of Statistics. 1st. Himalaya publishing house, 2019.