Cita APA (7a ed.)

Acra, A., jurdi, m., & mu’allem, h. (1990). Water disinfection by solar radiation: Assessment and application. idrc.

Cita Chicago Style (17a ed.)

Acra, A., m. jurdi, y h. mu’allem. Water Disinfection by Solar Radiation: Assessment and Application. canada: idrc, 1990.

Cita MLA (9a ed.)

Acra, A., et al. Water Disinfection by Solar Radiation: Assessment and Application. idrc, 1990.