Citazione Stile APA (7a Edizione)

Symonds, E. M., & Symonds, I. M. (2004). Essential obstetrics and gynaecology (4th ed.). Churchill Livingstone.

Citazione stile Chigago Style (17a edizione)

Symonds, E. Malcolm, e Ian M. Symonds. Essential Obstetrics and Gynaecology. 4th ed. Edinburgh, UK: Churchill Livingstone, 2004.

Citatione MLA (9a ed.)

Symonds, E. Malcolm, e Ian M. Symonds. Essential Obstetrics and Gynaecology. 4th ed. Churchill Livingstone, 2004.