Cita APA (7a ed.)

O'Farrell, I., & Izaguirre, I. Phytoplankton of the middle and lower stretches of the Uruguay River.

Cita Chicago Style (17a ed.)

O'Farrell, I., y I. Izaguirre. Phytoplankton of the Middle and Lower Stretches of the Uruguay River.

Cita MLA (8a ed.)

O'Farrell, I., y I. Izaguirre. Phytoplankton of the Middle and Lower Stretches of the Uruguay River.