Παραπομπή APA

Gupta, S. C. G. (2012). Business statistics (5 edition.).

Παραπομπή Chicago Style

Gupta, S C; Gupta. Business Statistics. 5 edition. Himalaya Pub House: Mumbai, 2012.

Παραπομπή MLA

Gupta, S C; Gupta. Business Statistics. 5 edition. 2012.