Citazione Stile APA (7a Edizione)

Whittaker, K. (1982). Systematic evaluation: Methods and sources for assessing books. Clive Bingley.

Citazione stile Chigago Style (17a edizione)

Whittaker, Kenneth. Systematic Evaluation: Methods and Sources for Assessing Books. London: Clive Bingley, 1982.

Citatione MLA (9a ed.)

Whittaker, Kenneth. Systematic Evaluation: Methods and Sources for Assessing Books. Clive Bingley, 1982.