Citazione Stile APA (7a Edizione)

Berka, K., & Riška, A. (1983). Measurement: Its concepts, theories and problems. D. Reidel Publishing Company.

Citazione stile Chigago Style (17a edizione)

Berka, Karel, e Augustin Riška. Measurement: Its Concepts, Theories and Problems. Dordrecht ; Boston ; London: D. Reidel Publishing Company, 1983.

Citatione MLA (9a ed.)

Berka, Karel, e Augustin Riška. Measurement: Its Concepts, Theories and Problems. D. Reidel Publishing Company, 1983.