Gaya APA

Brudney, K, J, M, J, L. (1997). Applied Statistics For Public Administration fourth edition (edisi ke 4). : Harcourt Brace College Publishers.

Gaya MLA

Brudney, Kenneth, J, Meler,, Jeffrey, L.. "Applied Statistics For Public Administration fourth edition". edisi ke 4 : Harcourt Brace College Publishers, 1997. Text.