APA (7th ed.) Citation

Wetherill, G. B. (1981). Intermediate statistical methods. Chapman and Hall.

Chicago Style (17th ed.) Citation

Wetherill, George Barrie. Intermediate Statistical Methods. London: Chapman and Hall, 1981.

MLA (9th ed.) Citation

Wetherill, George Barrie. Intermediate Statistical Methods. Chapman and Hall, 1981.