Παραπομπή APA

Paul Cloke, Chris Philo, & Sadler David. (1991). Approaching human geography: An introduction to contemporary theoretical debates. Paul Chapman Publishing Limited.

Παραπομπή Chicago Style

Paul Cloke, Chris Philo, και Sadler David. Approaching Human Geography: An Introduction to Contemporary Theoretical Debates. London: Paul Chapman Publishing Limited, 1991.

Παραπομπή MLA

Paul Cloke, et al. Approaching Human Geography: An Introduction to Contemporary Theoretical Debates. Paul Chapman Publishing Limited, 1991.