APA aipamena

Voelkl, K. E. (1999). Using SPSS for windows: Data analysis and graphics. Springer.

Chicago Style aipamena

Voelkl, Kristin E. Using SPSS for Windows: Data Analysis and Graphics. New York: Springer, 1999.

MLA aipamena

Voelkl, Kristin E. Using SPSS for Windows: Data Analysis and Graphics. Springer, 1999.