APA (7th ed.) Citation

Ferreira, J. M., Teixeira, A., Ramalho, J., & Lourenço, M. (1994). A Portable Device to Improve the Communication Ability of People with Cerebral Palsy.

Chicago Style (17th ed.) Citation

Ferreira, José Martins, A. Teixeira, J. Ramalho, and M. Lourenço. A Portable Device to Improve the Communication Ability of People with Cerebral Palsy. 1994.

MLA (8th ed.) Citation

Ferreira, José Martins, et al. A Portable Device to Improve the Communication Ability of People with Cerebral Palsy. 1994.

Warning: These citations may not always be 100% accurate.