Cita APA (7th ed.)

Nie, N. H. (1975). SPSS: Statistical package for the social sciences (2nd ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Nie, Norman H. SPSS: Statistical Package for the Social Sciences. 2nd ed. New York: McGraw-Hill, 1975.

Cita MLA (8th ed.)

Nie, Norman H. SPSS: Statistical Package for the Social Sciences. 2nd ed. McGraw-Hill, 1975.