Cita APA (7a ed.)

Ward, H. (2007). Using their brains in science: Ideas for children aged 5 to 14. Paul Chapman.

Cita Chicago Style (17a ed.)

Ward, Hellen. Using Their Brains in Science: Ideas for Children Aged 5 to 14. London: Paul Chapman, 2007.

Cita MLA (9a ed.)

Ward, Hellen. Using Their Brains in Science: Ideas for Children Aged 5 to 14. Paul Chapman, 2007.