APA (7e ed.) Bronvermelding

Sellers, G. R., & Vardeman, S. B. (1982). Elementary statistics (2nd ed.). Saunders College Pub..

Chicago (17e ed.) Bronvermelding

Sellers, Gene R., en Stephen B. Vardeman. Elementary Statistics. 2nd ed. Philadelphia: Saunders College Pub., 1982.

MLA (9e ed.) Bronvermelding

Sellers, Gene R., en Stephen B. Vardeman. Elementary Statistics. 2nd ed. Saunders College Pub., 1982.