Παραπομπή σε μορφή APA (7η εκδ.)

Webster, A. L. (1998). Applied statistics for business and economics: An essentials version (3rd ed.). McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Webster, Allen L. Applied Statistics for Business and Economics: An Essentials Version. 3rd ed. Boston: McGraw-Hill, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Webster, Allen L. Applied Statistics for Business and Economics: An Essentials Version. 3rd ed. McGraw-Hill, 1998.