APA (7th ed.) Citation
Madrid (breves): El 13% de los alumnos consume drogas.
Chicago Style (17th ed.) Citation
Madrid (breves): El 13% De Los Alumnos Consume Drogas.
MLA (9th ed.) Citation
Madrid (breves): El 13% De Los Alumnos Consume Drogas.
Warning: These citations may not always be 100% accurate.