APA

Smith H., . (2006). Numerical Reasoning Tests. Intermediate level. London: Kogan Page.

Chicago

Smith H, . 2006. Numerical Reasoning Tests. Intermediate level. London: Kogan Page.

Harvard

Smith H., . (2006). Numerical Reasoning Tests. Intermediate level. London: Kogan Page.

MLA

Smith H, . Numerical Reasoning Tests. Intermediate level. London: Kogan Page. 2006.