Cita APA (7th ed.)

Groves, R. M. (1989). Survey errors and survey costs. John Wiley.

Cita Chicago (17th ed.)

Groves, Robert M. Survey Errors and Survey Costs. Nueva York: John Wiley, 1989.

Cita MLA (9th ed.)

Groves, Robert M. Survey Errors and Survey Costs. John Wiley, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.