Παραπομπή APA

Cahen, L. S., & Hansen, D. N. (1963). Applications and problems in elementary statistics.

Παραπομπή Chicago Style

Cahen, Leonard S., και Duncan N. Hansen. Applications and Problems in Elementary Statistics. Wadsworth Publishing Co., California, 1963.

Παραπομπή MLA

Cahen, Leonard S., και Duncan N. Hansen. Applications and Problems in Elementary Statistics. 1963.