Gaya APA

Zedeck., E, E, G, ;, J, P, C, ;, S. (1981). Measurement theory for the behavioral sciences . San Francisco: W.H Freeman and Company.

Gaya MLA

Zedeck., Edwin, E., Ghiselli, ;, John, P., Campbell, ;, Sheldon. "Measurement theory for the behavioral sciences". San Francisco: W.H Freeman and Company, 1981. Text.