APA (7th ed.) Citation

Weisberg, H. F. (1992). Central tendency and variability. Sage.

Chicago Style (17th ed.) Citation

Weisberg, Herbert F. Central Tendency and Variability. Newbury Park [u.a.]: Sage, 1992.

MLA (9th ed.) Citation

Weisberg, Herbert F. Central Tendency and Variability. Sage, 1992.