Gaya APA

Kroeber, D, W., Laforge, R, L. (1980). The managers guide to statistics and quantitative methods . : Grolier Incoporated.

Gaya MLA

Kroeber, Donald, W.., Laforge, R., Lawrence. "The managers guide to statistics and quantitative methods". : Grolier Incoporated, 1980. Text.