Cita APA (7a ed.)

Torlaschi, C., Gandini, P., Esteban, F., & Peck, R. Predicting the sex of kelp gulls by external measurements.

Cita Chicago Style (17a ed.)

Torlaschi, C., P. Gandini, F. Esteban, y R.M Peck. Predicting the Sex of Kelp Gulls by External Measurements.

Cita MLA (8a ed.)

Torlaschi, C., et al. Predicting the Sex of Kelp Gulls by External Measurements.