Cita APA (7th ed.)

Kruse, R., & Meyer, K. D. (1987). Statistics with vague data. D. Reidel.

Cita Chicago (17th ed.)

Kruse, Rudolf, i Klaus Dieter Meyer. Statistics with Vague Data. Dordrecht: D. Reidel, 1987.

Cita MLA (9th ed.)

Kruse, Rudolf, i Klaus Dieter Meyer. Statistics with Vague Data. D. Reidel, 1987.