Παραπομπή APA

Kalpana, M., & Ravi, M. K. (1993). Fundamentals of Statistics in questions. Deep & Deep Publications.

Παραπομπή Chicago Style

Kalpana, Mahajan, και Mahajan K. Ravi. Fundamentals of Statistics in Questions. New Delhi: Deep & Deep Publications, 1993.

Παραπομπή MLA

Kalpana, Mahajan, και Mahajan K. Ravi. Fundamentals of Statistics in Questions. Deep & Deep Publications, 1993.