Παραπομπή APA

Vega, O. A., & Vinasco-Salazar, R. E. (2014). CAPTCHA: A solution for computer security or a problem to access/ use the web?

Παραπομπή Chicago Style

Vega, Omar Antonio, και Ronald Eduardo Vinasco-Salazar. CAPTCHA: A Solution for Computer Security or a Problem to Access/ Use the Web? 2014.

Παραπομπή MLA

Vega, Omar Antonio, και Ronald Eduardo Vinasco-Salazar. CAPTCHA: A Solution for Computer Security or a Problem to Access/ Use the Web? 2014.

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