APA (7th ed.) Citation

Hampel, F. R. (1968). Contributions to the theory of robust estimation.

Chicago Style (17th ed.) Citation

Hampel, Frank R. Contributions to the Theory of Robust Estimation. 1968.

MLA (9th ed.) Citation

Hampel, Frank R. Contributions to the Theory of Robust Estimation. 1968.

Warning: These citations may not always be 100% accurate.