APA (7th ed.) Citation

Hardle, W. (1991). Smoothing techniques with implementation in S. Springer-Verlag.

Chicago Style (17th ed.) Citation

Hardle, Wolfgang. Smoothing Techniques with Implementation in S. New York: Springer-Verlag, 1991.

MLA (8th ed.) Citation

Hardle, Wolfgang. Smoothing Techniques with Implementation in S. Springer-Verlag, 1991.

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