Cita APA (7a ed.)

Ayala A., F., Morales, A., Merino, M., González, E., Sordia, L., & Oscar, V. (2007). Evaluation of sperm chromatin integrity and seminal quality in HIV positive patients. American Fertility Society.

Cita Chicago Style (17a ed.)

Ayala A., F., A. Morales, M. Merino, E. González, L. Sordia, y V. Oscar. Evaluation of Sperm Chromatin Integrity and Seminal Quality in HIV Positive Patients. American Fertility Society, 2007.

Cita MLA (9a ed.)

Ayala A., F., et al. Evaluation of Sperm Chromatin Integrity and Seminal Quality in HIV Positive Patients. American Fertility Society, 2007.