Cita APA

Ventura, W., Ayala, F., & Ventura, J. (2015). Pregnancy in wornen aged 40 years and older: Epidemiological characteristics.

Citación estilo Chicago

Ventura, Walter, Félix Ayala, y Jessica Ventura. Pregnancy in Wornen Aged 40 Years and Older: Epidemiological Characteristics. 2015.

Cita MLA

Ventura, Walter, Félix Ayala, y Jessica Ventura. Pregnancy in Wornen Aged 40 Years and Older: Epidemiological Characteristics. 2015.