Cita APA (7a ed.)

Manes, J., Alberio, R., Hozbor, F., & Ungerfeld, R. Intravaginal placebo sponges affect negatively the conceptionrate in sheep.

Cita Chicago Style (17a ed.)

Manes, J., R. Alberio, F.A Hozbor, y R. Ungerfeld. Intravaginal Placebo Sponges Affect Negatively the Conceptionrate in Sheep.

Cita MLA (8a ed.)

Manes, J., et al. Intravaginal Placebo Sponges Affect Negatively the Conceptionrate in Sheep.